25x9÷45x4 简便算式是

2024-12-26 23:50:58
推荐回答(5个)
回答1:

25×4×9÷45,先25×4=100,再100×9=900,900÷45=20

回答2:

25拆成5*5,45拆成5*9,就是20。。。
。。。望采纳

回答3:

=25÷9÷9÷5×4
=5×4
=20

回答4:

25×9÷45x4
=5X5X9÷45X4
=5x4X45÷45
=20X(45÷45)
=2Ox1
=20

回答5:

25x9÷45x4
=4x5x5x9÷5÷9
=20