720/1000=0.72=72%
出米率是72%
一個碾米廠用1000千克稻谷碾米720千克大米,這批稻谷的出米率是( )
一個碾米廠用1000千克稻谷碾米720千克大米,這批稻谷的出米率是( )
數(shù)學人氣:755 ℃時間:2019-08-18 00:58:03
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