40比50少______%,50比40多______%,35减少______%后是28,比______多10%的数是33

2025-05-19 06:45:00
推荐回答(1个)
回答1:

(1)(50-40)÷50
=10÷50
=0.2
=20%
(2)(50-40)÷40
=10÷40
=0.25
=25%
(3)(35-28)÷35
=7÷35
=0.2
=20%
(4)33÷(1+10%)
=33÷1.1
=30
故答案为:20;25;20;30.