加减法练习题
1．
原来有猫 4只
| → 跑来了 只猫，有1只猫跑走了.
|
| |
2．画一画，填一填.
8 - 6 = | 9 - 5 = | 4 - 2 = | 10 - 7 = |
3 + 4 = | 4 + 6 = | 2 + 4 = | 7 - 4 = |
10 - 5 = | 5 - 3 = | 5 + 2 = | 2 + 6 = |
9 - 3 = | 6 + 4 = | 8 - 5 = | 5 + 4 = |
( )- 6 = 3 | 4 +( )= 10 | 10 -( )= 3 | 3 +( )= 9 |
5 +( )= 9 | 8 -( )= 2 | 2 +( )= 9 | ( )- 7 = 0 |
( )- 3 = 0 | 2 +( )= 6 | ( )- 5 = 2 | 7 +( )= 10 |
2 +( )= 7 | 9 -( )= 2 | ( )- 8 = 0 | ( )- 3 = 2 |
3 - 1 + 3 = | 6 - 5 + 7 = | 1 + 9 - 6 = | 1 + 6 - 4 = |
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