11/23乘以(4/22乘以3/1减去46/77)

问题描述:

11/23乘以(4/22乘以3/1减去46/77)

11/23乘以(4/22乘以3/1减去46/77)
=11/23×4/22乘以3/1-11/23×46/77
=6/23-2/7
=3/1