问题
解答题
75吨比60吨多______%,______比50少20%.
答案
(1)(75-60)÷60
=15÷60
=25%;
(2)50×(1-20%)
=50×80%
=40.
故答案为:25,40.
75吨比60吨多______%,______比50少20%.
(1)(75-60)÷60
=15÷60
=25%;
(2)50×(1-20%)
=50×80%
=40.
故答案为:25,40.