58.931÷19.01递等式计算?
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解:58.931÷19.01等于( 31/10 ),【即等于3.1】
∵已知需求出58.931÷19.01等于多少
∴58.931 ÷ 19.01
= (58×1000+931)/1000 ÷ (19×100+1)/100
= 58931/1000 ÷ 1901/100
= 58931/1000 × 100/1901
= (31×1901)/(10×100)× 100/1901
= 31/10
= 3.1
答:58.931÷19.01等于31/10,【即等于3.1】
∵已知需求出58.931÷19.01等于多少
∴58.931 ÷ 19.01
= (58×1000+931)/1000 ÷ (19×100+1)/100
= 58931/1000 ÷ 1901/100
= 58931/1000 × 100/1901
= (31×1901)/(10×100)× 100/1901
= 31/10
= 3.1
答:58.931÷19.01等于31/10,【即等于3.1】
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