问题
填空题
4比5少______%5比4多______% 比35米少
|
答案
(5-4)÷5×100%
=1÷5×100%
=20%;
(5-4)÷4×100%
=1÷4×100%
=25%;
35×
=7(米);1 5
20÷(1-20%)
=20÷0.8
=25(吨).
故答案为:20;25;7;25.
4比5少______%5比4多______% 比35米少
|
(5-4)÷5×100%
=1÷5×100%
=20%;
(5-4)÷4×100%
=1÷4×100%
=25%;
35×
=7(米);1 5
20÷(1-20%)
=20÷0.8
=25(吨).
故答案为:20;25;7;25.