问题
填空题
甲数是乙数的1.5倍,那么甲数比乙数大______%,乙数比甲、乙两数之和小______%.
答案
设乙数是1,那么甲数是:
1×1.5=1.5;
(1.5-1)÷1,
=0.5÷1,
=50%;
1.5÷(1+1.5),
=1.5÷2.5,
=60%;
答:甲数比乙数大50%,乙数比甲、乙两数之和小60%.
故答案为:50%,60%.
甲数是乙数的1.5倍,那么甲数比乙数大______%,乙数比甲、乙两数之和小______%.
设乙数是1,那么甲数是:
1×1.5=1.5;
(1.5-1)÷1,
=0.5÷1,
=50%;
1.5÷(1+1.5),
=1.5÷2.5,
=60%;
答:甲数比乙数大50%,乙数比甲、乙两数之和小60%.
故答案为:50%,60%.