问题
解答题
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答案
72×60=4320; | 250×40=10000; | 73×20=1460; | 75×40=3000; |
81×50=4050; | 15×4=60; | 43×200=8600; | 75×500=37500; |
600×50=30000; | 70×40=2800; | 92×50=4600; | 30×14=420. |
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72×60=4320; | 250×40=10000; | 73×20=1460; | 75×40=3000; |
81×50=4050; | 15×4=60; | 43×200=8600; | 75×500=37500; |
600×50=30000; | 70×40=2800; | 92×50=4600; | 30×14=420. |