文档介绍:姓名: 日期: 用时:
46+2= 58-29= 37+3=
71-8= 15+23= 80-51=
86-22= 36+27= 29+71=
16+26= 68-30= 1+75=
68-51= 68-48= 34-28=
32-14= 47-21= 6+51=
60-15= 86-22= 84-62=
42-6= 5-1= 81-66=
29+68= 37+23= 17+81=
7+54= 68-19= 30-5=
98-49= 9+57= 9+77=
73+21= 42+39= 7+25=
85-8= 2+18= 86+6=
64-27= 53+7= 35-7=
41-26=