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1.
我能算得对又快。
13-6= | 6+9= | 11-8= | 65-5= |
14-8= | 2+70= | 12-6= | 34-30= |
16-7= | 69-60= | 47-7= | 6+50= |
17-8+3= | 11-6+7= | 12-5+4= | 8+7-9= |
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1.
“细心审题”我能算
12-10= | 12+6= | 16-6-3= | 15-9= |
12-6= | 11-9= | 5+10-6= | 11-3+3= |
30+6= | 37-7= | 5+30-5= | 13-3-3= |
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2.
口算。
8+50= | 14-6= | 17-8= | 13-4-3= |
56-50= | 47-7= | 15-9= | 3+4+9= |
78-8= | 13-8= | 11-2= | 6+7-5= |
20+9= | 14-8= | 15-7= | 12-6+4= |
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3.
直接写出得数。
13-4= | 50+8= | 2+90= | 14-6= | 13-5+9= |
88-80= | 40+3= | 64-4= | 7+50= | 19-10-7= |
