加减法练习题 1． ＋ = —— = ＋ —= = ＋ —= = ？ ＋ ＋ = 7人 = 车上有10人 下去3人 又下去4人 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. 4 ＋ 3 ＋ = 7 8 = = ＋ 5 9 8 - 6 = 3 + 4 = 10 - 5 = 9 - 3 = ( )- 6 = 3 5 +( )= 9 ( )- 3 = 0 2 +( )= 7 3 - 1 + 3 = 9 - 5 = 4 + 6 = 5 - 3 = 6 + 4 = 4 +( )= 10 8 -( )= 2 2 +( )= 6 9 -( )= 2 6 - 5 + 7 = 4 - 2 = 2 + 4 = 5 + 2 = 8 - 5 = 10 -( )= 3 2 +( )= 9 ( )- 5 = 2 ( )- 8 = 0 1 + 9 - 6 = 10 - 7 = 7 - 4 = 2 + 6 = 5 + 4 = 3 +( )= 9 ( )- 7 = 0 7 +( )= 10 ( )- 3 = 2 1 + 6 - 4 = 2 本文来源：https://www.wddqw.com/doc/a31ef4929b89680203d825f9.html