Question

五分之三减四分之一的差除以五分之二

Answer 1

问：五分之三减四分之一的差除以五分之二

答：答案7/8，计算过程：（3/5-1/4）➗2/5=（12/20-5/20）➗2/5=7/20x5/2=7/8，结果是8分之7

答：答案7/8，计算过程：（3/5-1/4）➗2/5=（12/20-5/20）➗2/5=7/20x5/2=7/8，结果是8分之7

问：简便计算

答：先计算3/5-1/4=12/20-5/20=7/20，7/20➗2/5=7/20x5/2=7/8

答：（3/5-1/4）➗2/5 =3/5➗2/5-1/4➗2/5 =3/5x5/2-1/4x5/2 =3/2-5/8 =12/8-5/8 =7/8

答：两种计算方法

答：（3/5-1/4）➗2/5 =（3/5-1/4）x5/2 =3/5x5/2-1/4x5/2 =3/2-5/8 =12/8-5/8 =7/8