帮我解一个计算题;1/4/[(5/6-3/4)*1.2+0.8]

问题描述:

帮我解一个计算题;1/4/[(5/6-3/4)*1.2+0.8]

1/4/[(5/6-3/4)*1.2+0.8]
=0.25/[(1/12)*1.2+0.8]
=0.25/(0.1+0.8)
=0.25/0.9
=5/18