题目列表(包括答案和解析)
| 3.5+4.2= | 6+0.5= |
| 2.7-0.4= | 1-0.3= |
| 0.8+0.7= | 4.5-3= |
| 7.8-1.1= | 3.4-1.4= |
| 3米+0.5米= | 0.7米+0.3米= |
| 0.6元+1.5元= | 1.2-0.3= |
| 1.4+0.8= | 6.2+3.8= |
| 8.4+1.9= | 6.8+3.4= |
| 6×2= |
4×4= |
5×8= |
9×4= |
| 2×8= |
5×4= |
8×6= |
6×6= |
| 3×7= |
6×5= |
7×8= |
5×9= |
| 8×4= |
7×4= |
8×8= |
9×6= |
| 9×3= |
4×9= |
9×9= |
9×7= |
| 18.4-2.7+1.6-0.3 | （ + - ）×42 |  - |
| 4.28×7.75+0.428×22.5 | （+ ）÷ + | 3.6÷[0.6×（0.8+0.7）]． |
| 3.5+4.2= | 6+0.5= |
| 2.7-0.4= | 1-0.3= |
| 0.8+0.7= | 4.5-3= |
| 7.8-1.1= | 3.4-1.4= |
| 3米+0.5米= | 0.7米+0.3米= |
| 0.6元+1.5元= | 1.2-0.3= |
| 1.4+0.8= | 6.2+3.8= |
| 8.4+1.9= | 6.8+3.4= |
| 13.4-8= | 5.6+3.4= | 0.5÷0.125= | 10-2.3= | 7.5×0.4= |
| 2.3×4×0= | 16÷3.2= | 3.5÷0.5= | 0.55+0.45= | 0.06×0.7= |
| 0.125×80= |
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