1.25乘以(8除以0.5)怎么简便计算
问题描述:
1.25乘以(8除以0.5)怎么简便计算
答
1.25x(8÷0.5)
=1.25x(8÷1/2)
=1.25x(8x2)
=1.25x8x2
=20