题目内容
| 口算: 7.5×0.4= | 2.8÷14= | 1÷4= | 2.3÷23= |
| 2.4×25= | 0÷0.387= | 4.7×0.1= | 8.74-8.74÷8.74= |
| 7.5×0.4=3, | 2.8÷14=0.2, | 1÷4=0.25, | 2.3÷23=0.1, |
| 2.4×25=60, | 0÷0.387=0, | 4.7×0.1=0.47, | 8.74-8.74÷8.74=7.74. |
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题目内容
| 口算: 7.5×0.4= | 2.8÷14= | 1÷4= | 2.3÷23= |
| 2.4×25= | 0÷0.387= | 4.7×0.1= | 8.74-8.74÷8.74= |
| 7.5×0.4=3, | 2.8÷14=0.2, | 1÷4=0.25, | 2.3÷23=0.1, |
| 2.4×25=60, | 0÷0.387=0, | 4.7×0.1=0.47, | 8.74-8.74÷8.74=7.74. |