问题
填空题
甲比乙多40%,则乙数比甲乙两数和少______%
答案
[(1+140%)-1]÷(1+140%)
=[240%-1]÷240%,
=140%÷240%,
≈58.3%.
答:乙数比甲乙两数和少约58.3%.
甲比乙多40%,则乙数比甲乙两数和少______%
[(1+140%)-1]÷(1+140%)
=[240%-1]÷240%,
=140%÷240%,
≈58.3%.
答:乙数比甲乙两数和少约58.3%.