5.6×72×34/5.6/72/3.4的简便计算
问题描述：
5.6×72×34/5.6/72/3.4的简便计算
答
答：
5.6×72×34÷5.6÷72÷3.4
=(5.6÷5.6)×(72÷72)×(34÷3.4)
=1×1×10
=10