问题
解答题
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答案
0.38+0.06=0.44 | (155+20)-65=110 | 64.2+5.7=69.9 |
17.05-4.58=12.47 | 9800÷25÷4=98 | 0÷78=0 |
50-20÷5=46 | 35×25×4=3500 |
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0.38+0.06=0.44 | (155+20)-65=110 | 64.2+5.7=69.9 |
17.05-4.58=12.47 | 9800÷25÷4=98 | 0÷78=0 |
50-20÷5=46 | 35×25×4=3500 |