11-3= | 8+6= | 13-4= | 17-8-6= |
87-7= | 20+6= | 15-9= | 15-7+4= |
10-2= | 14-7= | 69-9= | 76-6+5= |
54÷9= | 5×8= | 54+6= | 64-8= |
7÷7+5= | 7×3= | 32÷8= | 98-80= |
篮球20个 | 足球34个 | 排球7个 |
18+5= | 64-7= | 68-60= | 11-8= | 3+40 |
35-20= | 80-60= | 35+7= | 52+8= | 39+20= |
70-5= | 62-8= | 50+15= | 65-20= | 48-9= |
12-5= | 14-7= | 49-9= | 13-7= | 20+5= |
18-9= | 98-90= | 60+4= | 69-9= | 87-80= |
16-8= | 74-70= | 15-8= | 73-3= | 28-20= |
40+8= | 11-6= | 5+60= | 85-5= | 14-6= |