问题
解答题
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答案
480÷6=80, | 80×70=5600, | 660÷6=110, |
3000÷5=600, | 68×20=1360, | 7.8-3.5=4.3, |
6.3+3.7=10, | 0.6+6=6.6, | 61×0=0, |
358÷4≈90, | 53×39≈2000, | 517÷4≈130. |
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480÷6=80, | 80×70=5600, | 660÷6=110, |
3000÷5=600, | 68×20=1360, | 7.8-3.5=4.3, |
6.3+3.7=10, | 0.6+6=6.6, | 61×0=0, |
358÷4≈90, | 53×39≈2000, | 517÷4≈130. |