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科目:小學數(shù)學 來源: 題型:
| 3.56+4.4= | 90.02-20.09= |
| 0.24×50= | 60÷0.6= |
| 0.8-0.8÷2= | 7.8×0.8÷3.9= |
| 46.8×2.04≈(用四舍五入法將計算結(jié)果湊整到百分位) | 14.3÷6.9≈(用四舍五入法將計算結(jié)果精確到0.1) |
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科目:小學數(shù)學 來源: 題型:
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科目:小學數(shù)學 來源: 題型:
| 小魚個數(shù) | 1 | 2 | 3 | 4 |
| 火柴棒個數(shù) | 8 | 14 | 20 | 26 26 |
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