小学一年级10以内数的分解与组合练习题
10以内分成与组成
(2的分成与组成)
2-0= 2-1=
0+2= 1+1 =
-1=1 =2 +0=2 =2
3-0= 3-1=
3-2= 3-3=
1+2= 2+1= 0 3+0=
2 1
3 0 1
-0=3 -1= 2 -2=1
=2 =1 3- =0
=3 = 3 =3
(4的分成与组成)
4-0= 4-1=
4-2= 3 4-3= 4-4=
1+3= 2+3= 1 3+2= 1 3 2 2 3 1 1 4
4 4 4 4
-1=3 -2=2 -3= 1
=3 =2 =1 = 0
=4 = 4 =4 = 4
(5的分成与组成)
5-1= 5-2= 3 5-3=
5-4= 5-5=
1+4= 2+3= 2 3+2=
4+1=
2 3 3 2
-1=4 -2=3 -3= 2
=4 =3 =2 = 1
=5 = 5 =5 = 5
(6的分成与组成)
6-1= 6-2= 3 6-3=
6-4= 6-5= 6-6=
1+5= 2+4= 3+3=
4+2= 5+1=
2 4
3 3 5 1
6 6 6 6 6 6
-1=5 -2=4 -3= 3
-5=1 =5 =4
=3 =1
=6 = 6 =6 = 6
(7的分成与组成)
7-1= 7-2= 3 7-3=
7-4= 7-5= 7-6=
1+6= 2+5= 3+4=
4+3= 5+2= 1 6+1= 2 5 3 4 5 2 6 1
7
7 7 7 7 7 7 7 7
-1=6 -2=5 -3= 4
-5=2 -6= 1 -7=0
=7 =6 =5 = 4
=3 =1 = 0
=7 = 7 =7 = 7
=7 = 7
自主练习:(有关7的加减法练习题-自己出题)
8的分成与组成
8-1= 8-2= 3 8-3=
8-4= 8-5= 8-6=
8-7= 8-8= 0 8-0=
1+7= 2+6= 3+5=
4+4= 5+3= 2 6+2=
7 1 7+1=
2 6
3 5 3 5 2 6
7
8 8 8 8 8 8 8 8
-1=7 -2=6 -3= 5
-5=3 -6= 2 -7=1
=8 = 7 =6 = 5
=4 =2 = 1
=8 = 8 =8 = 8
=8 = 8 =8 = 8
自主练习;(有关8的加减法练习题-自己出题)
9的分成与组成
9-1= 9-2= 3 9-3=
9-4= 9-5= 9-6=
9-7= 9-8= 9 9-9=
9-0= 0 9-9=
1+8= 2+7= 3+6=