5.6×9.07怎么验算?
2个回答
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解:5.6×9.07等于( 6349/125 ),【即等于50.792】
∵已知需求出5.6×9.07等于多少
X × Y = Z,即X = Z ÷ Y
∴5.6 × 9.07
= (5×10+6)/10 × (9×100+7)/100
= 56/10 × 907/100
= 28/5 × 907/100
= 6349/125
= 50.792
经检验,5.6 = 50.792 ÷ 9.07符合题意
答:5.6×9.07等于6349/125,【即等于50.792】
∵已知需求出5.6×9.07等于多少
X × Y = Z,即X = Z ÷ Y
∴5.6 × 9.07
= (5×10+6)/10 × (9×100+7)/100
= 56/10 × 907/100
= 28/5 × 907/100
= 6349/125
= 50.792
经检验,5.6 = 50.792 ÷ 9.07符合题意
答:5.6×9.07等于6349/125,【即等于50.792】
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