问题
解答题
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答案
49÷7=7, | 37+33=70, | 5×6=30, | 42÷6=7, |
51+34=85, | 84-46=38, | 36÷9=4, | 820+150=970, |
130-60=70, | 290-40=250, | 390+100=490, | 15+19=34, |
8000+700=8700, | 9×9=81, | 5×5+49=74, | 6×8-21=27. |
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49÷7=7, | 37+33=70, | 5×6=30, | 42÷6=7, |
51+34=85, | 84-46=38, | 36÷9=4, | 820+150=970, |
130-60=70, | 290-40=250, | 390+100=490, | 15+19=34, |
8000+700=8700, | 9×9=81, | 5×5+49=74, | 6×8-21=27. |