(完整word版)学前班数学练习题2

2 -27 -3 =6—0 =7 +11 =13-3 =8 —6 =0+ 18 =10+ 3 =18-11 =17 +0 =2-2 =1 + 7 =6 —3 =13 +1 =5+ 14 =11 + 0