问题
填空题
甲数比乙数多25%,乙数比甲数少______,甲数是甲、乙两数和的______.
答案
假设乙数是100,
则甲数:100×(1+25%),
=100×1.25,
=125,
(125-100)÷125,
=25÷125,
=20%;
125÷(125+100),
=125÷225,
=
;5 9
故答案为:20%,
.5 9
甲数比乙数多25%,乙数比甲数少______,甲数是甲、乙两数和的______.
假设乙数是100,
则甲数:100×(1+25%),
=100×1.25,
=125,
(125-100)÷125,
=25÷125,
=20%;
125÷(125+100),
=125÷225,
=
;5 9
故答案为:20%,
.5 9