1.33,33循环,乘0.027,27循环,除以0.80,80循环=?
问题描述:
1.33,33循环,乘0.027,27循环,除以0.80,80循环=?
答
1.333循环=4/3
0.02727循环=1/3*(1/11)
0.808循环=80/99
=0.05