甲数是40,乙数是50,甲数是乙数的_%,乙数是甲数的_%,乙数比甲数多_%,甲数比乙数少_%.

问题描述:

甲数是40,乙数是50,甲数是乙数的______%,乙数是甲数的______%,乙数比甲数多______%,甲数比乙数少______%.

(1)40÷50=80%
答:甲数是乙数的80%.
(2)50÷40=125%
答:乙数是甲数的125%.
(3)(50-40)÷40
=10÷40
=25%
答:乙数比甲数多25%.
(4)(50-40)÷50
=10÷50
=20%
答;甲数比乙数少20%.
故答案为:80,125,25,20.