3.45×50+34点5×10简便计算?
4个回答
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3.45×10×5+34.5×10
=34.5×(5+10)
=34.5×15
=517.5
=34.5×(5+10)
=34.5×15
=517.5
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展开全部
3.45*50+34.5*10
=34.5*5+34.5*10
=34.5*(5+10)
=34.5*15
=517.5
3.45*50+34.5*10
=3.45*5*10+34.5*10
=17.25*10+34.5*10
=10*(17.25+34.5)
=10*51.75
=517.5
=34.5*5+34.5*10
=34.5*(5+10)
=34.5*15
=517.5
3.45*50+34.5*10
=3.45*5*10+34.5*10
=17.25*10+34.5*10
=10*(17.25+34.5)
=10*51.75
=517.5
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展开全部
3.45*50+34.5*10
=3.45*10*5+34.5*10
=34.5*5+34.5*10
=34.5*(5+10)
=34.5*15
=517.5
=3.45*10*5+34.5*10
=34.5*5+34.5*10
=34.5*(5+10)
=34.5*15
=517.5
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你对这个回答的评价是?
展开全部
=3.45*50+34.5*10
=3.45*5*10+34.5*10
=34.5*5+34.5*10
=34.5*15
=517.5
=3.45*5*10+34.5*10
=34.5*5+34.5*10
=34.5*15
=517.5
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你对这个回答的评价是?
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