8.56+0.44×20÷32的简便算法
问题描述:
8.56+0.44×20÷32的简便算法
答
8.56+0.44x20÷32
=8.56+(0.4+0.04)x20÷32
=8.56+(8+0.8)÷32
=8.56+0.25+0.025
=8.835