六年级口算比赛试题

2009-2010第一学期六年级口算比赛试题

班级: 姓名： 分数：

求比值 化简比

分数化成小数

1.5×4 =

2.5×8 = 2.6÷0.2 = 6.4÷8 = 53×21= 31×103= 0.25:1=

7.2:12=

1π=

12

=

43= 0.12×3 = 2.4×2 = 7.2÷0.9 = 0.27÷3= 43×32= 94

×6= 6:10=

245:85= 2π= 22=

41= 7.2×0.01 = 5.1×3 = 0.45÷0.45 = 42÷0.1 = 41

×8= 61×83= 52:41= 2:4

1=

3π= 32

=

83= 7×0.5 = 0.25×0.4 = 0.35÷7 = 4.2÷1 = 21

×3

4= 71

×5= 201:51= 4.2:7= 4π= 42

=

51= 0.8×1.25 = 1.4×0.5 = 3.5+7.6 10-3.8= 5×

107

= 41×83= 8

5

:20= 6.3:0.9= 5π= 52=

52= 0.6×1.5 =

2.14-0.14=

6×4

5=

2

1

÷3= 0.3:0.4= 0.7:0.8= 6π= 62=

107= 36×0.2 = 0.99+0.01=

31×76= 10÷7

5

=

0.8:0.4= 1.2:4= 7π= 72

= 85= 6.2×3 = 3+0.05= 51×8

5= 65÷3

2

= 12:3= 6:4.8=

8π=

82= 20

1= 3×0.15 = 14-1.2=

8

3

×12= 127÷4

7

= 48:4= 3

2

:6= 9π=

92= 25

3

= 0.7×0.8 = 3+7.2=

74×4

3= 4÷5

2=

0.39:9=

2:4

1=

10π=

102=

50

1=