题目内容
| 口算题: 1.53+37= | 7200-1800= | 140×6= | 0.66+4.4= |
| 0.5-0.07= | 0.15×0.4= | 0.36÷0.9= | 3÷7= |
| 1÷0.25= |
1.53+37=38.53; | |||||
| 7200-1800=5400; 140×6=840; 0.66+4.4=5.06; 0.5-0.07=0.43; 0.15×0.4=0.6; 0.36÷0.9=0.4; 3÷7=
1÷0.25=4. | |||||
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题目内容
| 口算题: 1.53+37= | 7200-1800= | 140×6= | 0.66+4.4= |
| 0.5-0.07= | 0.15×0.4= | 0.36÷0.9= | 3÷7= |
| 1÷0.25= |
1.53+37=38.53; | |||||
| 7200-1800=5400; 140×6=840; 0.66+4.4=5.06; 0.5-0.07=0.43; 0.15×0.4=0.6; 0.36÷0.9=0.4; 3÷7=
1÷0.25=4. | |||||