科目：小学数学 来源： 题型：
| 3.5×0.4= | 2.5×0.4= | 2.3×0.2= | 2.1÷0.3= |
| 7.1×0.4= | 4.5÷0.15= | 1-0.07= | 0.42÷0.7= |
| 12.4÷4= | 2.5+1.5= | 5.9×0.2= | 0.48÷0.8= |
| 0.25×1.3×4= | 20÷0.01= | 9÷0.01= | 5.5÷1.1= |
| 4.79+15.81= | 0.3÷0.03= | 0.2×0.1= | 3.6+6.4= |
| 0.56÷0.28= | 1.2×0.3= | 6.7-5.6= | 7.25÷0.5= |
| 4.2÷0.21= | 4.3×0= | 0.15÷0.5= | 3.5×4= |
| 5.32-5.3= | 1.25×3.4×8= | 9.6÷3.2= | 3.6+2.4= |
| 4.3-2.7+5.7= | 7.2-5.6= | 1.8÷0.9= | 8.2×0.5= |
| 5.6÷0.4= | 8.5÷5= | 5.6×0.5= | 9.8÷0.2= |
| 3.56×0.2= | 3.4+1.5+4.6= | 3.4×0.04= | 6.12+3.48= |
| 6÷0.12= | 7.6÷4= | 3.4×0.5= | 5.2-3.2-1.8= |
| 6-3.8= | 7.5÷3= | 3.5+5.4= | 3×2.5= |
| 3.5+6.5= | 7-6.23= | 8÷0.4= | 0.25×2.5= |
| 7.5÷0.5= | 0.89-0.48= | 3.5×0.8= | 5.9-（3.2+0.9）= |
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科目：小学数学 来源： 题型：
| 2 |
| 1×(1+2) |
| 3 |
| (1+2)×(1+2+3) |
| 4 |
| (1+2+3)×(1+2+3+4) |
| 10 |
| (1+2+3+4+5+6+7+8+9)×(1+2+3+4+5+6+7+8+9+10) |
| 1 |
| 55 |
| 1 |
| 55 |
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科目：小学数学 来源： 题型：
| 7 |
| 8 |
| 3 |
| 4 |
| 3 |
| 20 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 4 |
| 1 |
| 5 |
| 1 |
| 6 |
| 1 |
| 12 |
| 31 |
| 37 |
| 25 |
| 111 |
| 36 |
| 37 |
| 11 |
| 25 |
| 5 |
| 8 |
1
| ||||||
(4
|
| 2 |
| 1×(1+2) |
| 3 |
| (1+2)×(1+2+3) |
| 9 |
| (1+2+…+8)×(1+2+…+8) |
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科目：小学数学 来源： 题型：
| 1 |
| 23 |
| 1 |
| 53 |
| 1 |
| 53 |
| 1 |
| 76 |
| 1 |
| 23 |
| 1 |
| 76 |
| 2 |
| 1×(1+2) |
| 3 |
| (1+2)×(1+2+3) |
| 4 |
| (1+2+3)×(1+2+3+4) |
| 10 |
| (1+2+…+9)×(1+2+…+10) |
| 3 |
| 2 |
| 5 |
| 4 |
| 9 |
| 8 |
| 17 |
| 16 |
| 33 |
| 32 |
| 65 |
| 64 |
| 129 |
| 128 |
| 257 |
| 256 |
| 513 |
| 512 |
| 148 |
| 149 |
| 86 |
| 149 |
| 74 |
| 149 |
| 20102+3×2006+12 |
| 20103-2010×9 |
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