8.8*(4/11+0.625)简算(要过程)

问题描述:

8.8*(4/11+0.625)简算(要过程)

8.8*(4/11+0.625)
=8.8*(4/11+5/8)
=0.8*4+1.1*5
=3.2+5.5
=8.7

原式=8.8×4/11+8.8×0.625
=3.2+5.5
=8.7