88.4*2.5-22.4/0.4简便运算_数学解答

88.4*2.5-22.4/0.4简便运算

人气：380 ℃　时间：2019-10-19 00:07:36

解答

88.4*2.5-22.4/0.4
=88.4*2.5-22.4÷2/5
=88.4*2.5-22.4*2.5
=（88.4-22.4）*2.5
=60*2.5
=150