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1.
看谁算得又对又快。
16-7= | 18-9= | 15-8= | 16-6= |
10-3= | 11-2= | 9+6= | 6+8= |
5+8= | 7+9= | 8+8= | 7+6= |
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1.
直接写出得数。
12-5= | 11-8= | 7+5= | 6+7= |
13-4= | 16-9= | 15-7= | 17-8= |
5+8= | 6+8= | 8+8= | 14-6= |
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2.
口算训练
13-5= | 8+9= | 12-9= | 12-5= | 7+3= |
14-6= | 17-8= | 11-6= | 10-8= | 9+6= |
15-7= | 16-9= | 15-8= | 10-7= | 11-7= |
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3.
我会算
12-8= | 13-5= | 10+9= | 14-5= |
18-9= | 5+8= | 12-3= | 15-6= |
13-8= | 17-9= | 14-7= | 16-8= |
