二年级以内加减乘除混合运算

二年级以内加减乘除混合运算
二年级以内加减乘除混合运算

姓名:日期:用时:准确率:

5 x 2 = 3

6 ÷ 4 =0 x 9 = 2 ÷ 2 =

4 x 8 = 6 x 2 = 2 x 4 = 6 x

5 =

52 + 47 = 93 - 54 = 5 x 4 = 9 + 13 =

0 x 9 = 43 + 18 = 7 x 2 = 9 x 9 =

1 x 5 = 43 - 20 = 6 + 70 = 4 + 61 =

5 x 4 = 68 - 39 = 7

6 - 15 = 0 x 0 =

54 + 46 = 5 x 7 = 0 x 9 = 4 x 0 =

19 + 6 = 2 x 4 = 2 x 3 = 38 - 21 =

2 + 82 = 6 x 2 = 29 - 14 = 27 ÷ 9 =

30 ÷ 5 =33 - 24 = 26 + 29 = 75 - 56 =

79 - 44 = 72 ÷ 8 = 2 + 20 = 8 + 5 =

4 x 9 = 1 ÷ 1 =

5 x 4 = 70 + 14 =

1 x 9 = 4 ÷ 4 =38 + 21 = 70 - 7 =

85 - 48 = 9 x 9 = 56 ÷ 8 =8 ÷ 8 =

70 - 24 = 35 + 49 = 8 x 6 = 8 ÷ 8 =

70 + 8 = 8 x 2 = 6 x 1 = 5 x 9 =

25 - 16 = 1 x 6 = 81 ÷ 9 = 6 x 9 =

27 + 21 = 92 - 38 = 84 - 72 = 92 - 86 =

13 + 21 = 83 + 16 = 9 x 8 = 28 - 1 =

17 + 2 = 7 x 6 = 67 - 64 = 9 ÷ 1 =

1 x 9 = 9 x 1 = 46 - 44 = 20 + 75 =

35 + 42 = 7 x 5 = 89 - 75 = 24 ÷ 4 =

9 ÷ 9 = 4 + 25 = 24 ÷ 3 =80 - 20 =

5 x 3 = 3

6 ÷ 4 =8 x 3 = 3 x 4 =

40 ÷ 8 =8 x 4 = 4 x 5 = 32 ÷ 8 =

93 - 41 = 2 + 5 = 9 x 8 = 8 x 2 =

25 ÷ 5 =59 + 32 = 2 x 4 = 0 x 0 =

10 ÷ 5 =74 + 13 = 89 - 20 = 79 - 70 =

3 x 3 = 3 x 6 = 51 + 40 = 57 - 39 =

20 + 72 = 14 ÷ 2 =12 ÷ 2 =8 ÷ 8 =

姓名:日期:用时:准确率:

75 - 3 = 8 x 3 = 8 x 8 = 0 x 2 =

93 - 24 = 78 - 10 = 9 x 7 = 72 + 1 =

4 x 8 = 66 - 3 = 69 - 14 = 26 - 1

5 =

36 - 23 = 91 - 72 = 4 x 6 = 18 ÷ 9 =

91 - 80 = 6 + 27 = 7 ÷ 1 =88 - 44 = 53 - 50 = 93 - 56 = 0 x 3 = 9 x 4 =

7 x 1 = 61 - 31 = 6 + 47 = 3 x 8 = 55 - 28 = 47 + 2 = 89 - 80 = 45 ÷ 5 = 8 x 0 = 89 - 12 = 9 ÷ 3 = 2 x 5 =

6 x 8 = 20 + 76 = 8 x 3 = 28 + 2

7 = 4 x 5 = 19 + 80 = 25 + 59 = 33 - 12 = 0 x 6 =

8 x 3 = 26 - 25 = 6 x 8 = 9

9 - 67 = 2 x 7 = 1 x 7 = 52 + 4 = 5 x 6 = 15 + 49 = 18 + 47 = 2 x 5 = 42 + 37 = 88 - 64 = 0 x 9 = 6 x 9 =

6 ÷ 3 = 5 ÷ 5 = 6 x

7 =

8 x 4 =

4 x 8 = 7 x 8 = 2 x 0 = 60 + 13 =

5 x 2 = 2 + 4 = 75 - 1 = 3 x 8 = 1

6 ÷ 2 =56 - 19 = 6 x 2 = 3

7 -

8 = 37 + 36 = 8 x 3 = 6 x 1 = 2 ÷ 2 = 23 -

9 = 74 - 45 = 24 + 60 = 6 x 9 =

2 x 5 = 8 x 1 = 8 x 9 = 5 ÷ 1 = 2 x 0 = 72 - 46 = 81 + 8 = 46 + 20 = 76 + 5 = 31 + 41 = 12 ÷ 2 =81 - 1

3 =

34 + 5 = 22 + 41 = 0 x 9 = 3 x 9 =

35 + 63 = 3 ÷ 1 =40 + 6 = 7 x 5 = 53 + 1 = 32 - 12 = 18 + 27 = 99 - 50 = 5 x 5 = 36 ÷ 4 = 2 x 7 = 55 + 29 = 4 x 3 = 3 ÷ 3 =100 - 2 = 69 - 15 = 8 ÷ 4 = 5 x 9 = 0 x 6 = 36 ÷ 6 =

姓名:日期:用时:准确率:

32 ÷ 4 =8 + 29 = 51 - 38 = 8 x 2 =

1 x 7 = 28 ÷ 4 =7 x 5 = 57 + 14 = 4 x 6 = 3

2 + 55 = 54 + 22 = 7 x

3 =

4 x 4 = 91 - 89 = 27 + 28 = 0 x 9 = 74 - 57 = 4 x 7 = 22 + 58 = 6 x 8 =

4 x 9 = 9

5 - 80 =

6 x 4 = 2 x 9 = 84 - 36 = 95 - 32 = 3 x 4 = 32 ÷ 8 = 8 x 5 = 21 ÷

7 =

8 x 8 =

9 x 6 =

7 x 1 = 72 ÷ 8 = 2 x 9 = 3 x 3 =

8 x 2 = 6 x 2 = 9 x 6 = 72 ÷ 9 = 3 x 3 = 7 x 3 = 1 x 7 = 4 x 9 =

5 x 5 = 5

6 ÷

7 =5

8 + 41 = 5

9 - 38 =

6 x 0 =

7 x 3 =

8 x 0 = 67 + 7 = 38 + 14 = 55 + 3

9 = 0 x 3 = 4 x 6 =

26 + 41 = 76 - 44 = 3 x 5 = 67 + 32 = 18 ÷ 6 =56 ÷ 7 =15 + 28 = 1 x 4 =

7 x 5 = 4 x 7 = 95 - 35 = 3 + 77 = 49 - 29 = 70 - 43 = 14 ÷ 7 =85 - 42 = 25 + 43 = 23 + 33 = 40 ÷ 5 =19 + 49 = 3 x 1 = 5 x 6 = 9 x 0 = 38 - 21 = 16 ÷ 4 =64 ÷ 8 =9 x 1 = 9 x 0 =

2 x 1 = 24 ÷ 8 =88 - 52 = 7 x 7 =

9 x 6 = 1 ÷ 1 =88 + 1 = 95 - 62 = 87 - 20 = 7 x 9 = 6 x 4 = 36 - 26 = 9 x 5 = 91 - 35 = 24 ÷ 3 =88 - 84 = 3 x 9 = 35 ÷ 7 =94 - 5 = 100 - 28 = 30 ÷ 5 =12 ÷ 3 =83 - 53 = 5 x 0 =

63 ÷ 7 = 4 x 1 = 46 + 27 = 38 + 6 = 85 - 14 = 68 - 30 = 90 - 20 = 0 x 4 =

95 + 1 = 8 x 5 = 10 + 59 = 18 ÷ 9 =姓名:日期:用时:准确率:

3 + 3

4 = 33 + 33 = 9 x 0 = 1 x 9 =

75 - 39 = 3 + 91 = 3 x 4 = 8 x 7 =

77 - 43 = 6 x 8 = 70 - 48 = 48 ÷ 8 = 9 x 2 = 9 x 1 = 25 + 62 = 3 + 3 =

66 + 32 = 21 ÷ 7 =37 + 30 = 3 x 4 =

6 ÷ 3 =71 - 28 = 74 + 2 = 49 - 13 = 4 x 1 = 2

7 + 5 = 56 ÷

8 =28 + 55 = 47 - 44 = 28 + 26 = 2 x

9 = 15 ÷ 5 = 9 x 9 = 54 ÷ 9 = 4 x 5 = 15 + 9 =

6 x

7 = 1 x 1 = 0 x 2 = 1

8 + 37 = 23 + 12 = 48 + 34 = 98 - 53 = 6 x 3 =

23 - 14 = 23 - 12 = 64 - 27 = 42 - 6 = 10 ÷ 5 =16 + 52 = 54 + 4 = 77 - 31 = 40 ÷ 8 =8 x 4 = 36 ÷ 9 =52 - 10 = 8 x 8 = 2 x 4 = 8 x 3 = 5 x 3 =

81 - 47 = 64 ÷ 8 =9 x 9 = 2 x 6 =

10 ÷ 5 = 6 x 3 = 40 ÷ 5 = 3 x 5 =

7 x 7 = 0 x 7 = 28 ÷ 7 = 4 x 4 =

47 - 12 = 2 x 5 = 69 + 3 = 1 x 8 = 100 - 92 = 1 + 40 = 9 ÷ 3 =9 + 59 = 40 + 45 = 16 ÷ 8 =74 - 11 = 8 x 0 =

33 - 22 = 4 x 3 = 3 x 6 = 44 + 40 = 4 ÷ 1 = 5 + 55 = 0 x 0 = 7 x 3 =

7 x 7 = 94 - 21 = 7 x 0 = 5 x 1 = 35 - 18 = 72 ÷ 8 =78 - 55 = 80 - 69 = 41 + 39 = 9 x 0 = 19 + 32 = 94 - 3 = 3 x 5 = 8 x 3 = 33 + 32 = 0 x 9 = 47 + 44 = 6 x 8 = 67 + 6 = 15 ÷ 5 = 8 x 8 = 17 + 66 = 56 - 44 = 15 + 85 = 81 - 34 = 12 + 48 = 8 ÷ 2 =43 + 4 = 姓名:日期:用时:准确率:

8 + 50 = 5 x 6 = 4 x 9 = 58 - 39 = 8 ÷ 4 =9 + 8 = 58 - 48 = 74 - 55 = 2 x 9 = 6 x 8 = 61 + 38 = 45 ÷ 5 = 5 x 3 = 2 x 9 = 68 - 31 = 18 ÷ 2 = 12 ÷ 4 =7 x 8 = 7 ÷ 1 =82 - 38 = 80 - 40 = 96 - 92 = 51 - 46 = 24 ÷ 4 = 12 ÷ 6 =74 - 32 = 43 - 35 = 40 + 44 = 3 x 9 = 2 x 1 = 9 x 2 = 65 - 17 = 26 - 7 = 98 - 92 = 4 x 7 = 78 - 53 = 0 x 9 = 8 - 1 = 47 - 3 = 96 - 3 = 98 - 17 = 28 ÷ 4 =91 - 13 = 72 - 5 = 83 + 9 = 1 ÷ 1 =42 ÷ 7 = 2 ÷ 1 = 16 ÷ 4 =67 + 24 = 37 + 25 = 18 ÷ 2 = 8 x 5 = 42 + 45 = 9 + 72 = 2 ÷ 1 = 2 x 1 = 9 x 7 = 3 x 2 = 6 ÷ 6 = 9 ÷ 9 =27 + 24 = 3 x 2 = 4 x 4 = 90 - 79 = 23 + 9 = 4 x 6 = 4 x 2 =

6 x 0 = 4 ÷ 4 = 4 x 1 = 29 + 55 =

7 x 7 = 33 + 4 = 23 + 1 = 5 x 9 =

5 x 3 = 0 x 2 = 24 ÷ 3 =8 + 28 = 98 - 72 = 8 x 5 = 2 x 4 = 1 x 0 =

3 x 1 = 71 - 70 = 1 x 7 =

4 ÷ 2 = 62 - 32 =

5 ÷ 5 =8 ÷ 2 =42 ÷

6 = 2 x 8 = 6 x 2 = 89 - 2 = 45 ÷ 5 = 0 x

7 = 12 + 34 = 67 - 56 = 23 + 63 = 27 ÷ 3 =0 x 2 = 21 - 16 = 11 - 10 = 1 x 3 = 16 + 2 = 87 - 62 = 9 ÷ 1 = 8

8 - 53 = 10 + 1 = 97 - 12 = 0 x 0 = 44 - 14 = 62 - 48 = 81 ÷

9 = 5 x 0 =

8 x 1 = 71 - 7 = 1 + 21 = 2 x 2 = 姓名:日期:用时:准确率:

5 x 3 = 3 x 1 = 4 x 3 = 0 x 9 =

8 ÷ 4 =0 x 5 = 7 x 9 = 13 + 78 = 2 x 7 = 39 - 2 = 7 + 20 = 8 x 3 = 92 - 51 = 28 - 12 = 43 + 24 = 4 x 1 =

5 x 2 = 67 + 27 = 9 ÷ 3 =23 + 53 = 9 x 3 = 5 x 9 = 2 x 7 = 7 ÷ 7 = 9 x 7 = 28 ÷ 4 =9 x 3 = 1 x 3 = 30 ÷ 5 =47 - 37 = 51 - 28 = 85 - 70 = 40 ÷ 8 =41 + 20 = 0 x 7 = 20 + 73 = 83 - 68 = 18 ÷ 3 =0 x 4 = 7 ÷ 7 = 44 + 43 = 1

6 + 42 = 5 x

7 = 45 ÷ 5 =

8 x

9 = 55 + 12 = 8 x 1 = 2 x 0 = 63 - 54 = 9 x 5 = 62 + 14 = 0 x 9 = 48 ÷ 6 = 2 x 0 = 54 + 30 = 49 - 4 = 10 ÷ 5 = 6 + 89 = 6 x 6 = 9 x 5 = 96 - 38 = 79 - 7 = 69 - 52 = 7 x 3 =

1 x 5 = 35 ÷ 5 =58 + 36 = 17 + 37 = 6 ÷ 3 =35 ÷ 7 = 1 x 8 = 26 - 5 = 6 + 58 = 1

2 + 77 = 41 + 2

3 = 80 + 20 = 7

4 - 36 =

5 x 5 = 3 x 3 = 20 ÷ 5 = 5 x 7 = 2

6 - 10 = 45 - 13 = 84 - 46 = 2 x 1 = 96 - 90 = 98 - 4 = 91 - 53 = 45 + 35 = 5 x 4 = 0 x 6 = 79 - 48 = 30 ÷ 6 = 5 x 2 = 61 - 14 = 70 + 28 = 9

7 - 33 = 4 x 3 = 7 ÷ 1 =9 x 2 =

2 + 61 = 16 + 79 = 9 x 7 = 8 x 4 = 87 - 51 = 2 + 17 = 2 + 25 = 4 x 5 =

3 + 4

4 = 7 x 0 = 51 - 7 = 97 - 30 = 66 - 53 = 6 x 2 = 99 - 66 = 2 ÷ 1 = 4

5 + 49 = 61 + 25 = 2 x 5 = 7 x 7 = 姓名:日期:用时:准确率:

25 + 22 = 8 x 9 = 47 + 24 = 44 + 4 = 3 x 5 = 16 ÷ 8 =59 + 30 = 5 + 70 = 53 + 38 = 2 x 7 = 6 x 2 = 25 - 2 = 21 + 52 = 56 ÷ 7 = 5 x 7 = 2 x 5 = 60 + 17 = 4 x 3 = 11 + 63 = 34 - 2 = 63 ÷ 7 = 6 x 8 = 76 + 11 = 2 ÷ 2 = 9 x 8 = 46 + 40 = 2 x 2 = 1 x 0 =

16 ÷ 2 =8 x 9 = 60 + 27 = 32 + 35 = 27 ÷ 3 =87 - 4 = 96 - 81 = 3 x 4 = 30 ÷ 6 =9 x 6 = 6 ÷ 2 = 2 x 2 =

7 x 4 = 4 x 2 = 5 x 2 = 11 - 9 = 35 - 9 = 2 x 1 = 68 - 50 = 34 + 24 = 2 x 5 = 63 + 26 = 30 + 63 = 97 - 94 = 5 x 7 = 60 + 18 = 24 ÷ 3 =28 + 62 = 25 + 54 = 24 ÷ 8 =9 x 1 = 71 - 31 = 28 - 18 = 5 ÷ 5 =13 + 13 = 19 + 22 = 6 x 0 = 18 ÷ 3 = 3 x 7 = 0 x 1 = 63 - 8 = 6 x 7 = 28 ÷ 7 =33 + 2 = 2 x 0 = 90 - 79 = 15 + 7 = 5 - 1 = 80 + 2 = 17 + 4 = 61 - 4 = 85 + 7 = 5 x 8 = 3 x 1 = 69 + 9 = 86 - 6 = 31 + 36 = 7 x 0 = 25 + 51 = 27 ÷ 9 = 69 - 9 = 9 x 1 = 2 x 9 = 82 + 9 = 9 x 4 = 3 x 7 = 91 - 5 = 52 - 18 = 7 + 65 = 4 + 47 = 14 ÷ 7 = 4 x 1 = 48 + 9 = 27 + 13 = 54 ÷ 6 =8 x 0 = 48 + 38 = 45 + 22 = 8 x 0 = 17 + 63 = 97 - 9 = 17 + 19 = 0 x 8 = 87 - 1 = 24 + 23 = 7 x 0 = 30 + 47 = 48 ÷ 8 =姓名:日期:用时:准确率:

0 x 9 = 70 - 22 = 12 ÷ 2 = 2 x 2 =

7 x 8 = 56 ÷ 7 =8 x 3 = 94 - 21 = 3 x 4 = 0 x 3 = 9 x 8 = 11 + 37 = 1 x 4 = 4 x 2 = 22 - 21 = 65 - 45 = 48 + 5 = 37 + 58 = 81 ÷ 9 =10 + 52 = 59 + 11 = 35 ÷ 5 =19 + 52 = 86 + 9 = 61 - 15 = 44 + 30 = 59 - 46 = 9 x 6 =

1 + 51 = 16 ÷ 8 =6

2 - 18 = 14 + 15 = 9 + 70 = 6 x 8 = 40 ÷ 5 =4

3 - 22 = 8 ÷

4 = 4 x 2 =

5 x 1 = 4 x 7 = 65 + 18 = 33 + 27 = 55 + 11 =

6 x 3 = 18 - 3 = 9 x 1 = 14 ÷

7 = 2 x 3 =

6 x 1 = 0 x 5 = 15 - 4 = 6 x 8 =

9 x 9 = 7 x 4 = 39 + 6 = 58 + 35 = 89 - 58 = 35 ÷ 7 =36 ÷ 9 =48 ÷ 8 = 9 ÷ 9 = 2 x 7 = 8 x 2 = 36 + 39 = 59 - 43 = 5 x 3 = 51 - 45 = 43 - 31 =

72 + 3 = 12 - 11 = 34 - 15 = 9 ÷ 1 = 57 - 16 = 2 + 75 = 94 - 49 = 9 x 1 =

4 x 1 = 6 x 2 = 8 x 8 = 6 ÷ 6 = 72 - 1 = 6 x 4 = 2 x 3 = 18 ÷ 9 = 8 x 9 = 73 + 17 = 21 + 54 = 78 + 10 = 24 ÷ 6 =53 + 28 = 99 - 19 = 36 - 34 =

5 x 7 = 3 x

6 = 3 x 5 = 4 + 19 = 3 + 78 = 63 - 46 = 6 x 1 = 86 - 9 = 12 ÷ 4 =8 x 3 = 8 x 1 = 86 - 41 = 32 ÷ 4 =8

7 - 2 = 42 ÷ 7 = 4 ÷ 2 = 3 x 1 = 32 - 7 =

8 x 7 = 8 x 2 = 36 + 1 = 6 x 8 =

9 x 3 = 5 x 1 = 姓名:日期:用时:准确率:

74 - 8 = 21 ÷ 7 =28 ÷ 7 =7 x 9 = 24 ÷ 6 =8 x 3 = 3 + 10 = 2 x 8 =

5 x 8 =

6 x 0 = 1 x 4 = 85 - 10 = 34 - 24 = 1 x 5 = 45 - 13 = 28 + 2 =

5 x 3 = 5 x 2 =

6 + 36 = 14 + 32 =

6 + 20 = 5 x 3 = 8 x 2 = 83 - 58 = 24 ÷ 6 =45 - 23 = 2 x 1 = 8 x 0 = 34 - 1

7 = 54 ÷ 9 =9 + 6 = 0 x 9 =

9 + 42 = 60 - 10 = 47 + 10 = 72 ÷ 9 = 74 - 11 = 61 - 40 = 6 + 5 = 62 - 49 = 25 ÷ 5 =22 + 23 = 54 - 29 = 72 ÷ 9 = 2 x 5 = 3 ÷ 1 =58 + 31 = 1 x 5 =

9 x 5 = 67 - 3 = 4 + 9 = 66 + 14 = 3 x 9 = 56 + 4 = 4 x 9 = 7 x 9 = 59 + 41 = 35 ÷ 7 =20 + 38 = 4 x 4 =

1 x 3 = 9 x 4 = 100 - 9 = 67 - 14 = 4 x 6 = 11 + 86 = 9 x

2 = 0 x 1 = 18 ÷ 6 = 4 x 7 = 36 ÷ 9 =82 - 69 = 8 x 4 = 9 + 42 = 2 x 9 = 95 - 58 = 67 - 54 = 41 - 30 = 0 x 8 = 100 - 5 = 65 - 17 = 9 x 9 = 55 + 2

3 = 6 x 3 =

4 ÷ 1 = 6 x 0 = 2 x 9 =

5 x 3 = 12 + 62 = 81 - 19 = 1

6 - 2 = 20 ÷ 5 = 33 - 11 = 5 - 4 = 3 x 5 = 0 x 6 = 70 - 30 = 22 + 31 = 1

7 - 11 = 6 x 1 = 4

8 ÷ 6 = 2 + 34 = 26 + 70 = 2 + 51 = 15 ÷ 3 = 3 ÷ 3 =48 - 21 = 2 x 3 =

7 x 3 = 3 ÷ 3 =40 ÷ 5 =10 + 57 = 39 + 29 = 3 ÷ 3 =88 - 24 = 79 - 15 = 23 - 17 = 93 - 56 = 73 - 70 = 59 - 19 = 姓名:日期:用时:准确率:

5 x 7 = 4 + 42 = 80 - 6

6 = 2 x

7 = 47 + 10 =

8 + 31 = 4

9 ÷ 7 = 3 x 1 = 30 ÷ 6 = 1 + 39 = 95 - 20 = 7 x 3 = 100 - 47 = 18 ÷ 3 =16 + 58 = 20 ÷ 5 = 16 ÷ 4 =21 ÷ 3 =33 - 28 = 3 x 5 = 90 - 74 = 21 ÷ 3 =54 - 44 = 78 - 76 = 39 - 10 = 38 + 40 = 49 ÷ 7 = 5 ÷ 1 = 9 x 3 = 3 + 25 = 36 ÷ 9 =0 x 2 = 63 ÷ 7 =28 ÷ 4 =56 ÷ 8 =57 + 14 = 18 + 56 = 15 + 66 = 30 + 55 = 5 ÷ 1 = 6 x 9 = 36 ÷ 4 =49 ÷ 7 =0 x 3 = 37 + 4 = 78 - 57 = 45 - 8 = 3 x 1 = 81 - 35 = 5 + 36 = 65 + 17 = 0 x 3 = 85 - 54 = 89 - 83 = 6 ÷ 1 =45 + 53 = 4 x 9 = 4 ÷ 4 =91 - 25 = 70 + 17 = 16 ÷ 2 =35 ÷ 5 =91 - 53 = 7 x 3 =

5 x 2 = 60 -

6 = 6 x 1 = 9 x 6 = 71 + 2 = 60 + 13 = 45÷9=30 + 63 = 6

7 - 27 = 12 ÷ 3 =26 + 56 = 5 x 1 =

4 x 6 = 7 x 3 = 66 - 38 = 22 + 48 = 53 + 3 = 4 ÷ 4 =

5 + 33 = 24 ÷ 4 = 69 - 14 = 3 ÷ 1 = 1 x 2 = 27 ÷ 9 = 12 ÷ 4 = 1 ÷ 1 =51 + 4 = 1 + 97 = 89 - 27 = 9 x 7 = 88 - 23 = 0 x 9 = 27 ÷ 3 =

6 x 8 = 48 - 20 = 9 x 6 =

1 x 1 = 95 + 5 = 28 ÷ 7 =84 - 28 = 30 ÷ 6 =44 - 39 = 9 x 3 = 8 + 35 = 5 x 6 = 7

2 ÷ 8 =

3 x 7 = 32 ÷ 8 = 68 + 23 = 25 + 3

4 = 1 x 2 = 1 x 3 = 16 - 6 = 50 + 37 = 20 ÷ 4 = 3 x 4 = 姓名:日期:用时:准确率:

4 + 90 =

5 ÷ 5 = 4 x 1 = 77 - 13 = 9 x 0 =

6 + 72 = 60 - 49 = 1

7 + 30 = 75 - 23 = 5 x 6 = 20 ÷ 4 =57 + 40 =

13 - 5 = 43 + 41 = 9 x 4 = 35 + 53 = 15 ÷ 3 =100 - 68 = 99 - 76 = 6 ÷ 6 =

49 + 3 = 54 ÷ 9 =98 - 93 = 79 - 74 = 9 x 3 = 9 x 0 = 38 - 22 = 15 ÷ 5 = 9 x 3 = 47 + 51 = 46 - 25 = 18 ÷ 2 = 6 x 9 = 5 x 3 = 39 - 11 = 2 x 9 =

24 - 16 = 13 + 75 = 8 x 2 = 9 ÷ 1 =

59 - 2 = 76 - 30 = 72 + 11 = 0 x 6 =

1 x 1 = 58 + 14 = 9 x 4 = 94 - 54 = 4

2 -

3 = 5 x 2 = 2 x 7 = 30 + 69 = 78 + 11 =

4 x 0 = 7 x 9 = 9 x 2 =

64 - 35 = 27 + 53 = 42 ÷ 7 =82 - 52 = 15 ÷ 3 =24 ÷ 8 = 5 + 26 = 48 ÷ 8 = 6 + 65 = 58 + 25 = 21 + 17 = 4 ÷ 2 =

32 ÷ 4 =58 - 55 = 7 ÷ 1 =7 + 83 =

6 x 4 = 18 ÷ 3 =28 + 49 =

7 x 5 =

45 - 43 = 3 x 1 = 6 + 53 = 58 + 35 = 20 + 18 = 6 x 0 = 9 ÷ 3 =9 x 3 =

61 - 46 = 7 x 0 = 20 ÷ 4 =9 x 5 =

25 - 18 = 42 + 32 = 2 x 1 = 56 + 29 = 6 ÷ 3 = 3 ÷ 1 =87 - 26 = 65 - 12 = 16 ÷ 2 = 1 x 5 = 38 + 54 = 100 - 10 = 3 + 52 = 4 x 5 = 61 + 29 = 15 + 7 = 59 + 5 = 34 + 8 = 6 ÷ 2 = 5 x 6 =

67 - 9 = 29 + 52 = 14 ÷ 7 = 4 x 9 =

5 x

6 = 91 - 70 = 31 + 4 = 15 + 78 = 5 x 1 = 49 + 4 = 36 + 25 = 32 ÷ 8 =姓名:日期:用时:准确率:

9 x 8 = 52 + 24 = 78 + 4 = 39 + 47 = 25 ÷ 5 =8 x 5 = 98 - 91 = 9 x 8 =

9 + 8 = 91 - 35 = 59 - 10 = 51 - 1 = 2 x 1 = 67 - 31 = 91 - 45 = 19 + 30 = 4 x 2 = 9 x 8 = 45÷9=51 + 40 = 66 + 18 = 13 + 9 = 4 x 1 = 42 ÷ 6 = 6 x 3 = 1 x 7 = 21 + 79 = 7 x 5 =

39 - 30 = 24 ÷ 8 =73 - 28 = 18 + 70 = 64 - 19 = 8 x 8 = 0 x 6 = 35 + 37 = 85 - 7 = 33 + 11 = 8 x 6 = 36 ÷ 6 = 15 ÷ 3 =0 x 0 = 9 x 4 = 82 - 3 =

7 x 4 = 6 x 9 = 6 ÷ 1 =22 + 4 =

8 x 4 = 8 + 37 = 73 + 20 = 6 ÷ 6 =

4 x 7 = 7 x 8 = 50 + 41 = 7 ÷ 7 = 1 x 1 = 84 -

5 = 7 x 5 = 22 + 70 = 32 + 4 = 4 x 5 = 98 - 34 = 2 ÷ 2 = 77 - 40 =

6 x 3 = 70 - 55 = 5 ÷ 1 = 61 - 58 = 2

7 + 20 = 3 x 5 =

8 x

9 = 71 - 68 = 2 x 4 = 23 - 19 = 82 - 19 = 18 + 30 = 7 x 9 = 6 ÷ 1 =90 - 6 = 9 x 5 = 23 + 2 = 0 x 8 = 5 x 9 =

3 + 78 = 90 - 20 = 68 - 1

4 = 51 + 28 = 1 x 8 = 9 x 0 = 88 - 19 = 49 + 39 = 1 x 3 = 48 + 52 = 8 ÷ 2 =22 + 74 = 1 x

5 = 1 x 1 = 4 x 7 = 95 - 37 = 100 - 98 = 9

6 - 19 = 16 + 62 = 51 + 19 = 6 x 3 = 14 ÷ 2 = 6 ÷ 1 = 2 x 9 = 90 - 83 = 9 x 1 = 10 ÷ 2 =8 x 6 = 40 ÷ 8 =45 - 25 = 4 x 8 = 3

7 + 54 = 5 x 6 = 7

8 - 14 = 28 + 37 = 18 + 1

9 = 姓名:日期:用时:准确率:

6 x 1 = 95 - 28 = 3 x 9 = 5 + 62 = 5

7 - 54 = 11 + 44 = 7 x

8 = 6 x 3 = 12 + 23 = 44 + 27 = 63 ÷

9 = 1 x 9 =

8 + 80 = 12 ÷ 3 =0 x 4 = 78 - 38 = 8 x 0 = 9 x 6 = 8 ÷ 2 =20 ÷ 5 = 66 + 14 = 2 x 8 = 49 + 35 = 56 - 33 = 32 ÷ 4 =12 + 22 = 49 ÷ 7 =36 + 64 = 3 x 1 = 66 - 17 = 1 + 70 = 2 x 8 = 23 + 37 = 80 - 2 = 56 - 26 = 79 + 8 = 25 - 24 = 32 + 8 = 49 + 20 = 8 x 6 = 63 + 14 = 9 x 6 = 10 ÷ 2 =36 ÷ 6 = 28 + 72 = 2 x 5 = 10 ÷ 2 = 1 x 2 =

8 x 2 = 0 x 1 = 6 ÷ 2 = 2 x 3 = 24 ÷ 6 = 2 x 7 = 7 x 0 = 42 ÷ 6 = 49 + 49 = 2 x 4 = 5 x 0 = 3 x 8 = 32 + 66 = 6 x 2 = 66 + 31 = 4 + 33 = 38 - 5 = 71 - 55 = 1 x 1 = 5 x 6 = 30 - 4 = 5 x 7 = 8 x 9 = 0 x 8 =

4 x 9 = 8 x 2 = 7 x

5 = 9

6 - 85 = 69 - 6 = 82 - 38 = 1 x 8 = 18 ÷ 2 = 5 x 3 = 6 x 0 = 1 + 50 = 1 + 91 = 9 x 9 = 29 + 30 = 35 + 23 = 2 x 0 =

6 x 4 = 25 + 11 = 9

7 - 37 = 76 - 2 =

4 x

5 = 54 - 52 = 9 x 0 = 4 ÷ 2 = 3 x 1 = 14 ÷ 2 =8

6 - 7

7 = 9 x 3 = 63 ÷ 7 = 5 x 6 = 50 + 21 = 42 ÷ 6 = 14 + 79 = 10 + 41 = 1 + 29 = 42 + 17 = 81 - 16 =

8 x 5 = 15 + 62 = 4 x

9 = 63 - 8 = 0 x 0 = 68 - 60 = 35 + 52 = 18 ÷ 6 =7 x 6 = 54 ÷ 6 =65 - 38 = 姓名:日期:用时:准确率:

12 ÷ 6 =55 + 16 = 8 + 85 = 2 + 68 = 0 x 0 = 4 x 1 = 5 x 9 = 21 + 22 = 54 - 13 = 26 + 1 = 96 - 26 = 86 - 43 = 0 x 2 = 5 x 7 = 83 - 80 = 48 + 31 = 23 + 73 = 84 - 66 = 6 x 3 = 2 x 2 = 14 + 79 = 20 + 10 = 6 x 4 = 3 x 4 = 27 ÷ 3 =37 - 16 = 64 - 50 = 15 + 33 = 9 ÷ 9 =7 x 0 = 32 + 46 = 93 - 15 = 6 x 0 = 3 x 8 = 1 x 7 = 88 - 46 = 53 - 25 = 86 + 14 = 38 + 9 = 72 ÷ 9 = 18 + 30 = 14 ÷ 2 =20 ÷ 4 = 4 x 9 =

9 x 3 = 2 x 0 = 0 x 4 = 57 + 36 = 78 - 66 = 2 + 82 = 12 + 39 = 1 x 5 =

9 + 8 = 21 ÷ 3 =30 + 22 = 45 + 35 = 5 x 4 = 32 + 5 = 17 + 33 = 2 x 3 = 25 ÷ 5 =74 - 56 = 57 - 28 = 62 - 24 = 64 + 19 = 18 + 7 = 6 ÷ 2 =12 - 7 = 12 ÷ 4 =55 - 17 = 2 x 3 = 7 x 0 =

9 x 9 = 85 - 25 = 87 - 72 = 0 x 0 = 85 - 32 = 5 + 35 = 56 ÷ 8 =62 + 13 = 59 + 26 = 18 - 17 = 4 x 8 = 18 ÷ 9 = 21 + 78 = 6 x 4 = 0 x 6 = 2 x 7 = 31 + 33 = 47 + 45 = 63 ÷ 9 =97 - 38 = 4 x 9 = 64 ÷ 8 = 1 x 8 = 15 ÷ 5 = 4 x 1 = 12 ÷ 3 = 3 x 3 = 6 + 56 = 64 - 57 = 9 x 1 = 6 x 5 = 24 + 68 =

19 + 69 = 8 x 7 = 63 + 18 = 27 ÷ 9 =

20 + 32 = 21 ÷ 3 = 3 x 9 = 1 x 5 =

5 x 4 = 64 ÷ 8 =8 x

6 =

7 x 0 = 24 + 2 = 6 x 9 =

8 + 5

9 = 7 ÷ 7 =姓名:日期:用时:准确率:

9 x 2 = 3 x 8 = 91 - 30 = 75 - 46 = 2 x 5 = 6 x 9 = 5 x 7 = 52 - 25 = 8 x 9 = 20 - 3 = 4 x 5 = 9 x 3 = 89 - 63 = 48 + 35 = 45÷9= 6 x 8 = 38 + 23 = 21 ÷ 7 = 3 x 4 = 24 ÷ 4 = 4 ÷ 1 =63 + 37 = 10 ÷ 2 = 2 x 6 = 18 ÷ 6 =0 x 9 = 6 x 1 = 56 + 15 = 6 x 9 = 8 x 7 = 2 + 21 = 6 x 9 =

1 x 9 = 7 x 0 = 63 ÷ 9 =0 x 1 = 44 + 30 = 79 + 15 = 1

2 ÷ 2 =0 x 1 =

4 + 23 = 28 + 4

5 = 91 - 59 = 35 + 60 = 48 ÷

6 =35 ÷ 5 =45÷9= 5 + 48 = 12 ÷ 6 =16 ÷ 8 =63 ÷ 9 =36 ÷ 6 = 30 ÷ 5 =0 x 9 = 2 x 9 = 8 x 5 = 58 + 29 = 20 - 16 = 42 ÷

7 =

8 ÷ 8 = 48 ÷ 6 =33 - 13 = 54 + 12 = 23 + 22 =

8 x 4 = 18 + 75 = 82 - 34 = 2 ÷ 1 =

9 x 1 = 56 - 16 = 87 - 86 = 6 x 1 = 21 + 63 = 9 x 6 = 0 x 8 = 5 x 0 = 12 ÷ 6 =12 - 4 = 77 + 9 = 0 x 5 =

3 x

4 =

5 x 5 = 75 + 18 = 2 x 9 = 45 + 17 = 44 - 22 = 81 ÷ 9 =9

6 - 44 = 4 ÷ 1 = 6 + 5 = 4 x

7 = 45 - 31 = 1 x 3 = 7 x 3 = 6 x 6 = 2 + 86 = 1 x 5 = 85 - 16 = 1 x 2 = 89 - 71 = 32 + 4 =

8 x 3 = 54 ÷ 6 =52 - 12 = 75 - 73 = 24 - 4 = 54 ÷ 6 =8 x 6 =

1 x 8 = 54 ÷ 9 =66 - 35 = 8 x 4 = 37 - 9 = 27 - 3 =

2 x 1 = 7

3 - 15 = 8 x 5 = 7 x 8 = 92 - 2 = 78 - 52 =

100道加减乘除混合运算数学计算题

100道加减乘除混合运算数学计算题20-8×2÷4 420×(13+57)×90 66×38-987÷21 196÷4+56×12 16×50-36÷4 (73+65)÷(210-164) (13+47)×(52-18)(1024+4370)÷(24+38) 45 ×2/3 + 1/3 ×15 27. 7/19 + 12/19 ×5/6 28. 1/4 + 3/4 ÷2/3 29. 8/7 ×21/16 + 1/2 30. 101 ×1/5 –1/5 ×21 31.50+160÷40 (58+370)÷(64-45) 32.120-144÷18+35 33.347+45×2-4160÷52 34(58+37)÷(64-9×5) 35.95÷(64-45) 36.178-145÷5×6+42 420+580-64×21÷28 37.812-700÷(9+31×11)(136+64)×(65-345÷23) 38.85+14×(14+208÷26) 39.(284+16)×(512-8208÷18) 40.120-36×4÷18+35 1.125*3+125*5+25*3+25 2.9999*3+101*11*(101-92) 3.(23/4-3/4)*(3*6+2)

5. 8/9 ×15/36 + 1/27 6. 12×5/6 –2/9 ×3 7. 8×5/4 + 1/4 8. 6÷3/8 –3/8 ÷6 9. 4/7 ×5/9 + 3/7 ×5/9 10. 5/2 -(3/2 + 4/5 ) 11. 7/8 + (1/8 + 1/9 ) 12. 9 ×5/6 + 5/6 13. 3/4 ×8/9 - 1/3 14. 7 ×5/49 + 3/14 15. 6 ×(1/2 + 2/3 ) 16. 8 ×4/5 + 8 ×11/5 17. 31 ×5/6 –5/6 18. 9/7 - (2/7 –10/21 ) 19. 5/9 ×18 –14 ×2/7 20. 4/5 ×25/16 + 2/3 ×3/4 21. 14 ×8/7 –5/6 ×12/15 22. 17/32 –3/4 ×9/24 23. 3 ×2/9 + 1/3 24. 5/7 ×3/25 + 3/7 25. 3/14 ××2/3 + 1/6 26. 1/5 ×2/3 + 5/6 27. 9/22 + 1/11 ÷1/2

加减乘除混合运算练习

数 学 练 习(一) 〔有理数加减法运算练习〕 一、加减法法则、运算律的复习。 A .△同号两数相加,取__________________,并把____________________________。 1、(–3)+(–9) 2、85+(+15) 3、(–3 61)+(–332) 4、(–3.5)+(–532) △绝对值不相等的异号两数相加,取_________________________,并用____________________ _____________. 互为__________________的两个数相加得0。 1、(–45) +(+23) 2、(–1.35)+6.35 3、412 +(–2.25) 4、(–9)+7 △ 一个数同0相加,仍得_____________。 1、(–9)+ 0=______________; 2、0 +(+15)=_____________。 B 1、(–1.76)+(–19.15)+ (–8.24) 2、23+(–17)+(+7)+(–13) 3、(+ 3 41)+(–253)+ 543+(–852) 4、52+112+(–5 2) C .有理数的减法可以转化为_____来进行,转化的“桥梁”是 △减法法则:减去一个数,等于_____________________________。 1、(–3)–(–5) 2、341–(–14 3) 3、0–(–7)

D .加减混合运算可以统一为_______1、(–3)–(+5)+(–4)–(–10) 2、341–(+5)–(–14 3)+(–5) △把–2.4–(–3.5)+(–4.6)+ (+3.5)写成省略加号的和的形式是______________, 读作:__________________________,也可以读作:__________________________。 1、 1–4 + 3–5 2、–2.4 + 3.5–4.6 + 3.5 3、 381–253 + 58 7–852 二、综合提高题。 1、 –99 + 100–97 + 98–95 + 96–……+2 2、–1–2–3–4–……–100 3、一个病人每天下午需要测量一次血压,下表是病人星期一至星期五收缩压的变化情况,该病人上个星期日的收缩压为160单位。 请算出星期五该病人的收缩压。 数 学 练 习 (二) (乘除法法则、运算律的复习) 一、乘除法法则、运算律的复习。 A.有理数的乘法法则:两数相乘,同号得________,异号得_______,并把___________________。任何数同0相乘,都得______。 1、(–4)×(–9) 2、(– 52)×81 3、(–6)×0 4、(–2 53)×13 5 B.乘积是_____的两个数互为倒数。 数a (a ≠0)的倒数是_________。 1、 3的倒数是______,相反数是____,绝对值是____。 2、–4的倒数是____,相反数是____,绝对值是____。 2、 -3.5的倒数是_____,相反数是____,绝对值是____。 C.多个__________的数相乘,负因数的个数是________时,积是正数;负因数的个数是________时,积是负数。

(完整版)二年级下册数学加减乘除混合运算题集

二年级下册数学加减乘除混合运算题集 40 泊—3 57—3—+45 89+1420+ 93-(4 X 6) +242—314 35+ 0>6 23+ 82+ 92 81—5X2 35-(9 + 3) 61 —3>6 71 —7+1 30+6+26 (2+7)X 8 4X0+ 50 8+1 +77 120+3+8 (58-34 )+ 8 72£X) 42+6—2 64+8—0 6X(2+6)24 泊一4 180+10+3 76+21 +3 (62-38) + 4 28+ 5X1 14+51 —4 50+5+72 42+(1+6)13+ 40+ 87 8+8+0 91—12+34 9X(39-33) 46—3+ 20 35+9X3 65—1 +25 6X(5+4)40+10—1 97—89+33 98+32+44 (100—93)X8 78—20+ 63 9X8+68 87—42+75 (76-22) + 9 69+ 69+ 74 30+3+42 (46+35) + 9 (30+15)+ 9

(42+ 30)+ 8 36 +( 2+ 4)64+ (24 -16) ( 19+ 2)+ 3 (6+ 2)X 7 ( 35-30 )X 6 72+( 32-24 )( 36+ 4)+ 27 81+ (39-30) (9+27) + 6 (21 + 15)+ 9 ( 58-34 )+ 8 ( 66-50)+ 2 ( 39-35)+ 2 (85-31 ) +9( 75-26)+ 7 36+( 2+ 4)36 +( 2+ 4)( 26+ 28)+ 9 64 + (24 -16) ( 40-28)+ 6 ( 79-7)+ 8 ( 75-18)X7( 39-30 )X 6 (38-29 ) X 8 ( 4+ 5)X 6 ( 58-34 )+8( 79-23)+ 8 ( 19+ 2)+ 3 ( 21 + 15)+ 9 42+( 1+ 6)( 19+ 2)+ 3 ( 36+ 4)+ 27 ( 39-30 )X 6 6X( 5+ 4)( 36+ 4)+ 27 (85-31 ) +9( 79 -23)+ 8 ( 66-50)+ 2 ( 4+ 5)X 6 64 + (24 -16) ( 76-68 )X 7 36+( 2+ 4)(85-31 ) +9 ( 66-50)+ 2 ( 23+49)+ 8 ( 6+ 2)X 7 64+ (24 -16) 2

二年级数学下册数学加减乘除混合运算

二年级口算年月日分钟对题 16-2×7=41+35-26=2×2×2= 3×2×8=2÷1-0=50+2×8= 1×5×5=90-81+2=85-83-1= 6÷2-2=96-2×4=52-1×5= 19+6×6=5×6+52=1×3+63= 5×7÷7=25÷5×9=20÷5+37= 4×2×7=60+5×7=51-30+5= 45+11+29=72-25÷5=7×5×0= 4×3-0=0×4+62=26+69-16= 73+24÷3=1×8-7=3×0+48= 46+21+30=63÷9+39=12÷2-2= 71-9-48=96-64+67=93-7×4= 12÷4-2=4×1×2=7×9÷9= 54÷6-7=3÷1-1=81÷9÷1= 34+4×4=76+7-79=37+1×5= 32÷4÷2=9÷1×7=95-57+44= 4+4×8=9×1÷9=5×16÷8= 22+32+37=24-5÷5=8÷8-0= 4×6-11=36÷9+69=0+60-36=

7÷1×5=35÷5+31=93-22+14=年月日分钟对题63-62-0=20÷5-3=47-3×2= 9×4-10=60+72÷8=8×4-22= 1×0-0=13+71+18=16÷2÷8= 6×1×3=18-63÷7=21+74-70=8×5+45=9×2-10=51-19-0=3×2×9=7×0+31=89-76-11=42÷6×2=12÷4÷3=36÷9×5= 9×9-61=72÷8-1=99-9÷3= 70-3+13=53-37-4=74+31-16=47-11-21=75+5×3=6×4+61=72÷8÷9=74-8×7=8÷1-4= 30÷5+58=52+6×0=62+26+10=27÷3÷3=50-1÷1=15-1-7=8×1×7=4×5-19=28+30+54=5÷1×5=12÷4÷3=3×7+68=72÷9-1=78-81÷9=29+9×2=26+63-52=0×6-0=59-3÷1= 87-7×7=22+35÷5=98-47+0=48÷8-0=5×3+75=61+27-8=8×3+69=1×0×9=30+15+52=

(完整版)二年级数学加减乘除混合运算

16-2×7= 91+85-26= 2×2×2= 2×9×8= 3×8×8= 2÷1-0= 50+2×8=14+11-25= 9×5×5= 90-81+2= 85-83-1= 8×6+79=6÷2-2= 96-2×4=52-1×5= 4×24÷4=19+6×6= 5×6+82= 1×3+63=77+66-49=5×70÷10=25÷5×9=20÷5+37=63-16+16=80+5×7= 51-30+5= 9×40÷10= 45+91+29= 72-25÷5= 7×5×0= 60÷6+29= 4×3-0= 0×4+62= 36+69-16= 51+37-59= 73+24÷3= 1×8-7= 3×0+48= 6×4-19= 46+91+80= 60÷10+99= 12÷2-2= 5×4×7= 71-9-48= 96-44+68= 93-7×4= 28÷4+83= 12÷4-2= 7×90÷9= 97-7-66= 60÷6-7= 8×27÷9= 81÷9÷1= 10÷1×8= 30÷10-1= 76+57-79= 37+1×5= 90+9×7= 32÷2÷2= 10÷1×7= 95-57+44= 53-4×1= 4+4×8= 34+4×4= 5×16÷8= 92-6×2= 22+32+97= 9×36÷9= 8÷8-0= 4×6-11= 36÷9+69= 0+60-36= 0×35÷7= 24-5÷5= 4×7+98= 42÷6-4= 62-10÷1= 96-2×3= 43+58-67= 79-38+40= 70÷10×5= 35÷5+31= 93-22+34= 10-63÷9= 63-62-0= 20÷5-3= 47-3×2= 115-9×5= 9×4-10= 60+72÷8= 8×4-22= 21-2×3= 1×0-0= 13+71+38= 16÷1÷8= 62-4×4=

有理数-有理数加减乘除四则混合运算习题大全

【有理数】 ? 四则混合运算综合练习 【基础练习】 1. 计算: (1)(-1155)÷[(-11)×(+3)×(-5)]; (2)375÷2332????-÷- ? ????? ; (3)61)3 161(1?-÷ (4) 38(4)24?? ?-?-- ??? ; 2. 计算: (1) 38(4)(2)4-?-?-; (2) 38(4)(2)4?? ?-?-?- ??? . (3) 111382????-÷--÷- ? ?????; (4) 11181339??-÷-÷- ??? . 3. 计算1-3+5-7+9-11+…+97-99; 4. 计算: (1)―82+72÷36 (2)72 1×14 3÷(-9+19) (3)25×4 3+(―25)×2 1+25×(-4 1) (4)(-79)÷24 1+9 4×(-29)

5. 计算: (1)(6712743-+)×(-60) (2)3551()491236 +÷-- 6. 计算: (1)1÷(-1)+0÷4-(-4)×(-1) (2)-3-[-5+(1-0.2×3 5)÷(-2)] 7. 初一年级共100名学生,在一次数学测试中以90分为标准,超过的记为正,不足的记 为负,成绩如下: 请你算出这次考试的平均成绩。 8. 上午6点水箱里的温度是78℃,此后每小时下降4.5℃,求下午2点水箱内的温度. 9. 在某地区,夏季高山上的温度从山脚起每升高100米平均降低0.8 ℃,已知山脚的温度 是24 ℃,山顶的温度是4 ℃,试求这座山的高度. 10.已知A.b 互为相反数,m 、n 互为倒数,x 绝对值为2,求x n m c b mn --++-2的值

加减乘除混合运算

《加减乘除混合运算》教学设计 导读:《加减乘除混合运算》教学设计,【学习内容】加减乘除混合运算,掌握四则混合运算的运算顺序,会进行简单的整数四则混合运算,探索和理解加法和乘法的运算定律,会应用它们进行一些简便运算,依据二:《教师教学用书》中的单元目标的具体描述,1、学生学会含有两级运算的运算顺序,本节课的教学内容是两个商(积)之和(差)的混合运算,来总结含有小括号的混合运算的运算顺序,最后得出含有小括号的算式的运算顺序:要先算括 《加减乘除混合运算》教学设计 年级:四年级学科:数学主备人:张波审核:张丽丽周海蓉时间:2015年3月9日 【学习内容】加减乘除混合运算 【基于标准】 1. 总体和学段目标中的描述: (1)经历从现实生活中抽象出数及简单数量关系的过程。 (2)能对现实生活中有关的数字信息作出合理的解释,会用数、字母和图表描述并解决现实世界中的简单问题。 2、内容目标中的描述: 掌握四则混合运算的运算顺序,会进行简单的整数四则混合运算;探索和理解加法和乘法的运算定律,会应用它们进行一些简便运算,进一步提高计算能力。 依据二:《教师教学用书》中的单元目标的具体描述 1、学生学会含有两级运算的运算顺序,正确计算三步试题。 2、学生经历探索和交流解决问题的过程中,学会用两三步计算的方法解决一些实际问题。 【基于教材】 本节课的教学内容是两个商(积)之和(差)的混合运算,例3和例4是通过解决实际问题,来总结含有小括号的混合运算的运算顺序。它以冰雕区的活动场景为题材,完全用文字提供了一个实际问题,含有两条信息:上午有游人180位,下午有游人270位,每30位派一名保洁员。所求的问题是:下午要比上午多派几名保洁员?教材呈现了两种不同的解题方法:

人教版七年级上册有理数加减乘除四则混合运算专题检测题(无答案)

有理数加减乘除四则混合运算专题检测题 一、计算: (1)(-38)-(-24)-(+65); (2)-2.5×(-4.8)×(0.09)÷(-0.27); (3)3-?()12-(-6); (4)(-4 ×3-6)-410-+÷()3 (5)-8+4÷(-2); (6)(-7)×(-5)-90÷(-15); (7)[1241-(83+61-43 )×24]÷5. (8)6-(-12)÷(-3); (9)(-48)÷8-(-25)×(-6); (10)42×(-32)+(-43)÷(-0.25).

(11)113127213131236433- -+?-+?--?()()() (12)555.62214- +÷-?-()() (13)3210.225-+-?÷-()() (14)2 41×(-76)÷(45-2); (15)23×(-5)-(-3)÷128 3; (16)-7×(-3)×(-0.5)+(-12)×(-2.6)

(17)2×(-3÷ 19)-4×(-3)+15; (18)-8+(-3)×[-4÷(-14 )+2]-6÷(-2). (19)(-7)×(-5)-90÷(-15); (20)(32-101+61-52)÷(-130 ) 二、解答题 (21)已知a 、b 互为相反数,m 、n 互为倒数,x 的绝对值为2,则-2mn +n m b a -+-x 2的值。 (22)观察下面算式,探索规律,解答问题. 1+3=4=22;

1+3+5=9=32; 1+3+5+7=16=42; 1+3+5+7+9=25=52; …… (1)请猜想:1+3+5+7+9+…+19=; (2)请猜想:1+3+5+7+9+…+(2n-1)+(2n+1)+(2n+3)=; (3)试计算:101+103+…+197+199.

加减乘除混合运算【600题直接打印】

数学运算练习 ___月____日用时:______ 进步_____ 46-5×6= 23+24÷4= 40÷8+91= 98-24÷4=82+3×7= 32÷4+65= 46+16÷8= 12÷6+76= 87-32÷4= 9×7-30= 75-4×3= 77-24÷4= 72-7×6= 83+4×8= 94-4×7= 12-25÷5= 81+2×4= 25-5×4= 6×3+31= 62-18÷2=

数学运算练习 ___月____日用时:______ 进步_____ 95+5×3= 89+5×7= 7×5-11= 83-5×8= 30-48÷8=6×5+21= 30-81÷9= 4×5+19= 8×9-47= 56÷7+53= 50-7×5= 52+2×2= 57-8×5= 98+3×5= 24÷3+66= 45-10÷5= 5×3+18= 71+2×8= 9×2+32= 97+9×5=

数学运算练习 ___月____日用时:______ 进步_____ 28-3×9= 6×7-32= 24-48÷6=24-32÷4=2×4+13= 34+30÷5= 72+2×6= 66+9×7= 81+8×5= 2×4+36= 12÷4+69= 44+20÷4= 52+3×3= 80-7×3= 28÷7+68= 35÷5+76= 27÷3+55= 20+35÷7= 36-63÷9= 20÷4+85=

数学运算练习 ___月____日用时:______ 进步_____ 21+40÷8= 91-14÷7=67-48÷6=37-56÷8=72÷8+71= 15÷3+95= 10÷5+70= 22+72÷8= 49-7×6= 81-28÷4= 65-12÷2= 31-54÷9= 6×7+17= 24+14÷2= 40-16÷2= 7×4-19= 42÷6+63= 6×2+19= 23+30÷5= 58+4×4=

二年级数学加减乘除混合运算-可直接打印

二年级数学加减乘除混合运算 同学们学习数学有没有困难?小编为同学们总结了一些数学知识,希望能帮助大家! 二年级数学加减乘除混合运算一 1. 5只小白兔吃萝卜。平均每只兔子吃 ()根萝卜。 2.平均每袋装()颗糖 同学们学习数学有没有困难?小编为同学们总结了一些数学知识,希望能帮助大家! 二年级数学加减乘除混合运算一 1. 5只小白兔吃萝卜。 平均每只兔子吃()根萝卜。 2.平均每袋装()颗糖。 3.装柿子。 (1)如果每4个装一袋,可以装()袋。 (2)如果每6个装一袋,可以装()袋。 (3)如果每3个装一袋,可以装()袋。 4. (1)如果扎成5束,平均每()朵扎1束。 (2)如果每5朵扎1束,可以扎()束。 答案: 1. 2 2. 4

3. 3,2,4 4. 3,3 二年级数学加减乘除混合运算二 3.1 认识乘法 1. 看图填空。 用加法算:( ) 用乘法算:( )或( ) 用加法算:( ) 用乘法算:( )或( ) 2. 把下面的加法的算式改写成乘法算式。 8+8+8+8=( )×( ) 12+12+12+12=( )×( ) 9+9+9+3=( )×( ) 12+12+12-12=( )×( ) 3.列出乘法算式。 4.每两棵树之间是10米,从第一棵树到第五棵树之间有多远? 加法算式:( ) 乘法算式:( ) 5. 二年级一班有18盆花,二班有16盆花,两个班一共有多少盆花?如果送给幼儿班20盆花,还剩多少盆? 答案:1. 2+2+2+2=8 24=8 4×2=8 6+6+6+6+6=30 5×6=30 6×5=30 2. 8×4 12×4 3×7 12×2 3. 3×6=18 3×2=6 6×4=24 7×5=35 4. 10+10+10+10=40 10×4=40 5.18+16=34(盆) 34-20=14(盆)

人教版二年级数学下册加减乘除混合运算练习题

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加减乘除四则混合运算

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四、填空 1、在计算(200- 36 X 47)十44时,先算(),再算(),最后算()法。 2、650- 320十80,如果要改变运算顺序,先算减法,那么必须使用括号,算式是()。 3、根据 500- 125=4,4+404=408, 804- 408=396 组成一个综合算式是()。 4、5人 4小时做了 80朵纸花,平均每人 4小时做()朵纸花,平均每人每小时做()朵纸花。 5、在一个没有括号的等式里,如果只有加减法,或者只有乘除法,要按 ()的顺序计算,如果既有加减,又有乘除法,要先算 (),后算()。 五、应用题 1 、一艘大船运了 6 次货,一艘小船运了 9 次货,大船每次运 30 吨,小船每次运1 2 吨,大船和小船一共运了多少吨货? 2、刘老师批改 98 篇作文,第二天批改了 20 篇,比第一天多批改了 8 篇,还有多少篇没有批改? 3、蔬菜店运来白菜 1800 千克,花菜 850 千克,每 50 千克装一筐,白菜比花菜多多少筐?(用两种方法解答) 精品文档

二年级100以内加减乘除混合运算

5 x 2 = 3 6 ÷4 = 0 x 9 = 2 ÷2 = 4 x 8 = 6 x 2 = 2 x 4 = 6 x 5 = 52 + 4 7 = 93 - 54 = 5 x 4 = 9 + 13 = 0 x 9 = 43 + 18 = 7 x 2 = 9 x 9 = 1 x 5 = 43 - 20 = 6 + 70 = 4 + 61 = 5 x 4 = 68 - 39 = 76 - 15 = 0 x 0 = 54 + 46 = 5 x 7 = 0 x 9 = 4 x 0 = 19 + 6 = 2 x 4 = 2 x 3 = 38 - 21 = 2 + 82 = 6 x 2 = 29 - 1 4 = 27 ÷9 = 30 ÷ 5 = 33 - 24 = 2 6 + 29 = 75 - 56 = 79 - 44 = 72 ÷8 = 2 + 20 = 8 + 5 = 4 x 9 = 1 ÷1 = 5 x 4 = 70 + 14 = 1 x 9 = 4 ÷4 = 38 + 21 = 70 - 7 = 85 - 48 = 9 x 9 = 5 6 ÷8 = 8 ÷8 = 70 - 24 = 35 + 49 = 8 x 6 = 8 ÷8 = 70 + 8 = 8 x 2 = 6 x 1 = 5 x 9 = 25 - 16 = 1 x 6 = 81 ÷9 = 6 x 9 = 2 7 + 21 = 92 - 3 8 = 84 - 72 = 92 - 86 = 13 + 21 = 83 + 16 = 9 x 8 = 28 - 1 = 17 + 2 = 7 x 6 = 67 - 64 = 9 ÷1 = 1 x 9 = 9 x 1 = 46 - 44 = 20 + 75 = 35 + 42 = 7 x 5 = 89 - 75 = 24 ÷4 = 9 ÷9 = 4 + 25 = 24 ÷3 = 80 - 20 = 5 x 3 = 36 ÷4 = 8 x 3 = 3 x 4 = 40 ÷8 = 8 x 4 = 4 x 5 = 32 ÷8 = 93 - 41 = 2 + 5 = 9 x 8 = 8 x 2 = 25 ÷5 = 59 + 32 = 2 x 4 = 0 x 0 = 10 ÷5 = 74 + 13 = 89 - 20 = 79 - 70 = 3 x 3 = 3 x 6 = 51 + 40 = 57 - 39 = 20 + 72 = 14 ÷2 = 12 ÷2 = 8 ÷8 =

二年级数学加减乘除混合运算(最新整理)

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. 二年级下册数学加减乘除混合运算题集 40÷4-3 4×8-16= 40+42-31= 35+0×6 61-3×6 4×0+50 72÷8×0 24÷4-4 28+5×1 13+40+87 46-3+20 40÷10-1 78-20+63 69+69+74 57-33+45 23+82+92 71-7÷1 8÷1+77 42÷6-2 180÷10÷3 14+51-4 8÷8+0 35+9×3 97-89+33 9×8+68 30÷3+42 89+12÷2 81-5×2 30÷6+26 120÷3÷8 64÷8-0 76+21÷3 50÷5+72 91-12+34 65-1+25 98+32+44 87-42+75 (46+35)÷9 93-(4×6) 35-(9÷3) (2+7)×8 (58-34)÷8 6×(2+6) (62-38)÷4 42÷(1+6) 9×(39-33) 6×(5+4) (100-93)×8

. (76-22)÷9 (30+15)÷9(42+30)÷8 (6+2)×7 81÷(39-30) (66-50)÷2 36÷(2+4)(40-28)÷6 (38-29)×8 (19+2)÷3(36÷4)+27 (85-31)÷9 64÷(24-16) (66-50)÷2 36÷(2+4) (35-30)×6 (9+27) ÷6 (39-35)÷2 36÷(2+4) (79-7)÷8 (4+5)×6 (21+15)÷9 (39-30)×6 ( 79-23)÷8 (76-68)×7 (23+49)÷8 64÷(24-16) 72÷(32-24) (21+15)÷9 (85-31)÷9 (26+28)÷9 (75-18)×7 (58-34)÷8 42÷(1+6) 6×(5+4) (66-50)÷2 36÷(2+4) (6+2)×7 (19+2)÷3 (36÷4)+27 (58-34)÷8 (75-26)÷7 64÷(24-16) (39-30)×6 (79-23)÷8 (19+2)÷3 (36÷4)+27 (4+5)×6

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范文范例参考 年月日分钟对题70÷10×5=35÷5+31=93-22+34=63-62-0=20÷5-3=47-3×2= 9×4-10=60+72÷8=8×4-22= 1×0-0=13+71+38=16÷1÷8= 6×6×3=18-63÷7=59+74-70=8×5+45=9×2-10=51-19-0=3×4×9=7×0+31=89-76-11=42÷6×2=12÷4÷3=36÷9×5= 9×9-61=72÷8-1=99-9÷3= 70-3+13=53-37-4=74+31-16=47-11-21=75+5×3=6×4+61=432÷8÷9=74-8×7=80÷10-4=30÷5+58=52+6×0=62+86+70=108÷3÷4=50-1÷1=15-1-7= 8×2×7=4×5-19=28+30+94=5÷1×5=12÷4÷3=3×7+68= 72÷9-1=78-81÷9=29+9×2= 26+93-52=0×6-0=59-30÷10=87-7×7=22+35÷5=98-47+0=48÷8-0=5×3+95=61+97-8=8×3+89=1×0×9=80+15+52=

二年级下册数学加减乘除混合运算题集

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100以内加减乘除混合运算计算题

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六、把口诀补充完整。 三八二十四七八五十六五八四十四八三十二()()()() ( ) ( ) ( ) ( ) 七、想一想算一算。 买一盒笔用6元钱。 买2盒用多少钱?乘法算式:()口诀: ___________ 买3盒用多少钱?乘法算式:()口诀: ___________ 买5盒用多少钱?乘法算式:()口诀: ___________ 买4盒用多少钱?乘法算式:()口诀: ___________ 八、列式计算。 (1)6个8相加的和是多少?(2)8的5倍是多少? (3)一个因数是7,另一个因数是8,它们的积是多少? (4)两个数都是8,它们的和是多少?积是多少? 1.小红每个星期做7颗五角星,3个星期做多少颗五角星? 2.同学们做队列表演,排成6行,每行7人,共有多少人参加表演?其中男同学有24人,女同学有多少人? 3.周老师、李老师、王老师每人从粉笔盒里拿走7支粉笔后,盒里还剩下7支。盒里原来有多少支笔? 2

整数的加减乘除混合运算

整数的加减乘除混合运 算 Document serial number【KK89K-LLS98YT-SS8CB-SSUT-SST108】

整式的加减乘除混合运算 解:原式=x(x+4)(x﹣1)(x+5)﹣36 =[(x+2)2﹣4][(x+2)2﹣9]﹣36 =(x+2)2[(x+2)2﹣13] =(x+2)2(x2+4x﹣9). 2先化简再求值:(x+y+z)2+(x﹣y﹣z)(x﹣y+z)﹣z(x+y),其中x﹣y=6,xy=21.解:原式=(x+y+z)2+(6﹣z)(6+z)﹣z(x+y) =(x+y+z)2+(36﹣z2)﹣xz﹣yz =(x2+2xy+2xz+2yz+y2+z2)+18﹣z2﹣xz﹣yz =x2+xy+yz+xz+y2+z2+18﹣z2﹣xz﹣yz =x2+xy+y2+18=(x+y)2+18, 当x﹣y=6,xy=21时,原式=[(x﹣y)2+4xy]+18=(36+4×21)+18=78. 3计算:(1)3x2﹣[2x2y﹣(xy﹣x2)]+4x2y (2)化简求值:(x+2y)2﹣(x+y)(3x﹣y)﹣5y2,其中x=﹣2,. 1)解:原式=3x2﹣[2x2y﹣xy+x2]+4x2y, =3x2﹣2x2y+xy﹣x2+4x2y, =2x2+2x2y+xy, (2)解:原式=x2+4xy+4y2﹣(3x2+2xy﹣y2)﹣5y2, =x2+4xy+4y2﹣3x2﹣2xy+y2﹣5y2, =﹣2x2+2xy, 当x=﹣2,时, 原式=, =﹣8﹣2, =﹣10. 4先化简再求值其中,其中a=5 原式=21a-6,代入求值得99 5对于任意自然数,试说明代数式n(n+7)-(n-3)(n-2)的值都能被6除. 解:n(n+7)-(n-3)(n-2)=n2+7n-n2+5n-6 =12n-6 =6(2n-1). 因为n为自然数,所以6(2n-1)一定是6的倍数. 所以代数式n(n+7)-(n-3)(n-2)的值都能被6整除. 6先化简,再求值,其中x=-3 原式=-x2+19当x=-3时,原式=-x2+19=-(-3)2+19=10 7先化简,再求值3a(2a2﹣4a+3)﹣2a2(3a+4),其中a=﹣2 解:3a(2a2﹣4a+3)﹣2a2(3a+4) =6a3﹣12a2+9a﹣6a3﹣8a2 =﹣20a2+9a, 当a=﹣2时,原式=﹣20×4﹣9×2=﹣98. 8化简求值,其中a=1,b=2 ,-15

四年级下学期数学加减乘除混合运算300道

四年级下册加减乘除混合运算 10+645+90 652÷326×16 576+26+340 10×6×9 305+410-341 869-237÷79 468+273-215 305+766÷33 10×8+572 119×6÷3 194÷97×345 371+216+117 218-208+551 888÷4-2 616÷308×273 4×9+676 781÷71+920 965-4×30 913-52×9 826-562-49 682-539÷77 954÷477+846 189+681-276 789÷263+880

169+407-217 645-390+187 154+96×4 444÷222+412 105×9÷3 549-26÷13 24×24-12 34÷17÷1 105×8÷4 28×26+35 681-501+202 215+22×8 4×4×60 584-298÷149 4×4×4 894-121-75 125-25×6 (135+75)÷(14×5) 120-60÷5×5 1024÷16×3 720-720÷15 (135+415)÷5+16 1200-20×18 (360-144)÷24×3

240+480÷30×2 225-10×(6+13) (120×2+120)÷9 164-13×5+85 330÷(65-50) 128-6×8÷16 64×(12+65÷13) 19×96-962÷74 10000-(59+66)×64 5940÷45×(798-616) (315×40-364)÷7 12520÷8×(121÷11) (2010-906)×(65+15) (20+120÷24)×8 106×9-76×9 117÷13+36×15 3774÷37×(65+35) 540-(148+47)÷13 (308—308÷28)×11 (10+120÷24)×5 (238+7560÷90)÷14 21×(230-192÷4) 19×96-962÷74 10000-(59+66)×64

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