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1.
计算。
7+3= | 2+6= | 3+5= | 9-8= | 10-2= |
9+0= | 8-4= | 7+2= | 4+3+2= | 1+5+2= |
9-4-3= | 7-3-4= | 10-7+6= | 4+4-5= | 10-5+2= |
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1.
我会算
6+2= | 0+8= | 9-6= | 1+3+2= |
10-8= | 6+3= | 8-3= | 2+1+7= |
9-4+3= | 8-8= | 10-2-3= | 8-4+4= |
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2.
算一算。
2-1+1= | 6+1+1= | 4+2-3= | 9-6+5= | 9-5-2= |
3+5+1= | 9-3-4= | 2+2-1= | 1+1+2= | 1+1+1= |
3+3+3= | 2+2+3= | 7+2+1= | 6+3+1= | 10-3-5= |
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3.
算一算。
10-4= | 8+2= | 6-3= | 7+2-8= |
4+2= | 5-3= | 7-4= | 6-6+4= |