540÷45简便方法怎麽计算

2025-02-27 15:31:09
推荐回答(3个)
回答1:

540÷(5×9)=540÷5÷9=108÷9=12

回答2:

540÷45
=540÷9÷5
=60÷5
=12

回答3:

540/45
=540/9/5
=60/5
=12