| 1.6×5= | 7.2÷0.09= | 2.5×0.08= | 24÷1.2= | 10﹣3.28﹣4.72= |
| 6.6÷11= | 0.24×5= | 0.54÷0.6= | 15.6﹣5.7﹣5.6= | 2.5×1.4= |
| 直接写得数 3.5×0.1= | 3.6÷0.09= | 200×0.04= | 12÷1.2= |
| 1.3×0.5= | 0.42÷0.6= | 3.2×0.5= | 0.21×0.3= |
| 2.5×1.4= | 5.5÷11= |
| 2.31×1.5+1.5×7.69 | 23.4÷7.8﹣2.1 | 4.5×0.4÷4.5×0.4 |
| 6.4×101﹣6.4 | 4×1.98×0.25 | 7.5+2.5﹣7.5+2.5 |
| 0.75×18÷0.15 | 2.5×3.2×1.25． |
| 0.67 0.76 | 32.8÷2.1 32.8 | 1.56×0.28 1.56 |
| 2.9 2.90 | 4.3÷0.1 2.4×10 | 8.6×0.25 8.6÷4． |
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