简便计算:10.75+0.4-9.473=()_数学解答

简便计算:10.75+0.4-9.473=()

人气：259 ℃　时间：2020-05-25 06:01:10

解答

10.75+0.4-9.473
=10+0.75+0.4-(10-0.527)
=10+0.75+0.4-10+0.527
=1.15+0.527
=1.677