问题
填空题
5吨比8吨少______%,______吨比5吨多40%.
答案
(8-5)÷8,
=3÷8,
=37.5%;
5×(1+40%),
=5×1.4,
=7(吨).
答:5吨比8吨少37.5%,7吨比5吨多40%.
故答案为:37.5,7.
5吨比8吨少______%,______吨比5吨多40%.
(8-5)÷8,
=3÷8,
=37.5%;
5×(1+40%),
=5×1.4,
=7(吨).
答:5吨比8吨少37.5%,7吨比5吨多40%.
故答案为:37.5,7.