题目列表(包括答案和解析)
| 口算: 6.3+7= |
4.8÷0.08= | 9+0.1= | 3-0.67-0.33= |
| 0.08÷0.2= | 0.2×0.4= | 1÷0.05= | 0+2÷5= |
| 0.081×100= | 7.96×10= | 40万-13万= | 0.45+3.5+.055= |
| 1-0.1= | 0.31+0.3= | 0.72÷1.2= | 0.05×1= |
| 口算: 6×3= |
9÷9= | 80+70= |
| 24÷4×7= | 20÷5= | 4×7= |
| 1000+800= | 81÷9÷3= | 42+20= |
| 49÷7= | 1600-700= | 5×5+32= |
| 56-30= | 100-66= | 9000-4000= |
| 65-(8+32)= |
| 口算: 6.3+7= | 4.8÷0.08= | 9+0.1= | 3-0.67-0.33= |
| 0.08÷0.2= | 0.2×0.4= | 1÷0.05= | 0+2÷5= |
| 0.081×100= | 7.96×10= | 40万-13万= | 0.45+3.5+.055= |
| 1-0.1= | 0.31+0.3= | 0.72÷1.2= | 0.05×1= |
| 口算: 5.7+6.3= |
20.05+0.4= | 34.6-4.9= | 9-4.2= |
| 5.5÷11= | 8.2÷100= | 5.783×1000= | 2.5×4= |
| 0.01×8= | 12-1.2= | 4.7×0×0.4= | 125×1.7×0.8= |
| 口算: 3.64+0.48= |
50-37.5= | 11.6+1.4= | 48÷8×9= |
| 360÷30= | 5×99+5= | 400×6= | 11×800= |
| 2.5+0.9= | 528-53-47= | 0.39+0.61= | 41.5-41.5= |
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