题目内容
| 口算. 2.5×0.6×0.4= | 1.25×O.7×O.8= |
| 0.1×0.2×0.3= | 5.4-0.4×5= |
| 0.26×O.2×50= | 0.5×0.75×4= |
| 12.5×0.1×0.8= | 0.4×0.1×0.25= |
| 口算. 2.5×0.6×0.4=0.6; | 1.25×O.7×O.8=0.7; |
| 0.1×0.2×0.3=0.006; | 5.4-0.4×5=3.4; |
| 0.26×O.2×50=2.6; | 0.5×0.75×4=1.5; |
| 12.5×0.1×0.8=1; | 0.4×0.1×0.25=0.01. |
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