问题
解答题
甲比乙多25%,乙就是甲的75%.______.(判断对错)
答案
设乙数是1;
1×(1+25%),
=1×125%,
=1.25;
1÷1.25=80%;
乙数是甲数的80%;80%≠75%.
故答案为:错误.
甲比乙多25%,乙就是甲的75%.______.(判断对错)
设乙数是1;
1×(1+25%),
=1×125%,
=1.25;
1÷1.25=80%;
乙数是甲数的80%;80%≠75%.
故答案为:错误.