题目列表(包括答案和解析)
| 2.3×6= | 1.8+0.8= | 1.6÷4= |
| 9-1.26= | 5×2.6= | 3.5+0.01= |
| 3.6÷1.2= 3 3 |
5×4= 20 20 |
8+3.7= 11.7 11.7 | |||||||||
| 0.8+1.5= 2.3 2.3 |
3÷0.5= 6 6 |
9-2.1= 6.9 6.9 | |||||||||
| 0.14×6= 0.84 0.84 |
4.2-3.7= 0.5 0.5 |
1 1 | |||||||||
| 80÷0.5= 160 160 |
|
2.1÷30= 0.07 0.07 | |||||||||
| 0.8×12= 9.6 9.6 |
1-0.19= 0.81 0.81 |
5.2-0.5= 4.7 4.7 | |||||||||
| 0.49+0.22= 0.71 0.71 |
1.3+0.07= 1.37 1.37 |
4-
3
3
| |||||||||
| 7.2÷0.18= 40 40 |
1
1 ．
|
| 1.3×5= | 3×5.1= | 2.1×0.3= |
| 0.12×6= | 0.2×0.38= | 0.3×1.5= |
| 200×0.05= | 0.1×0.01= | 0.65×10= |
| 口算 1.2÷0.5= |
3.6÷0.12= | 0.33÷0.11= |
| 0.125×8= | 0.2×0.5= | 3.8×0.1= |
| 4.5+5.5= | 0.43×100= | 9.8-4.8= | 2.5÷100= |
| 0.7+0.23= | 100÷1000= | 3.4×0.2= | 0.9-0.09= |
| 0.8×6= | 0，5×0.1= | 1÷0.5= | 5，6÷1= |
| 32-6= | 2.75+1.25= | 2.5×4= | 1.25×8= |
| 0.81÷3÷3= | 600÷25÷4= | 0.125×32×8= | 1.7×0.25×4= |
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