15.52-1.6*5-5.7简便计算
问题描述:
15.52-1.6*5-5.7简便计算
答
15.52-1.6*5-5.7
=15+0.52-1.6*5-5-0.7
=10-1.6*5-0.18
=2-0.18
=1.82