发布网友 发布时间:2024-10-18 21:13
共5个回答
热心网友 时间:2024-10-23 07:24
简便计算,
4.7×0.15+176.8÷52
=4.7×0.15+3.4
=2.35+3.4
=5.75。
热心网友 时间:2024-10-23 07:24
4.7×0.15+176÷52
=4.7×3×0.05+176.8÷4÷13
=14.1×0.05+44.2÷13
=0.705+3.4
=4.105
热心网友 时间:2024-10-23 07:25
无法巧算
4.7×0.15+176.8÷52
=0.705+3.4
=4.105
热心网友 时间:2024-10-23 07:27
解:4.7×0.15+176.8÷52
=(4+0.7)×0.15+(156+20.8)÷52
=4×0.15+0.7×0.15+156÷52+20.8÷52
=0.6+0.105+3+0.4
=4.105
热心网友 时间:2024-10-23 07:26
解:4.7×0.15+176.8÷52
=(4+0.7)×0.15+(156+20.8)÷52
=4×0.15+0.7×0.15+156÷52+20.8÷52
=0.6+0.105+3+0.4
=4.105
这道题的巧算关键在于怎么拆分!
热心网友 时间:2024-10-23 07:23
4.7×0.15+176÷52
=4.7×3×0.05+176.8÷4÷13
=14.1×0.05+44.2÷13
=0.705+3.4
=4.105
热心网友 时间:2024-10-23 07:23
简便计算,
4.7×0.15+176.8÷52
=4.7×0.15+3.4
=2.35+3.4
=5.75。
热心网友 时间:2024-10-23 07:26
解:4.7×0.15+176.8÷52
=(4+0.7)×0.15+(156+20.8)÷52
=4×0.15+0.7×0.15+156÷52+20.8÷52
=0.6+0.105+3+0.4
=4.105
这道题的巧算关键在于怎么拆分!
热心网友 时间:2024-10-23 07:23
无法巧算
4.7×0.15+176.8÷52
=0.705+3.4
=4.105
热心网友 时间:2024-10-23 07:30
解:4.7×0.15+176.8÷52
=(4+0.7)×0.15+(156+20.8)÷52
=4×0.15+0.7×0.15+156÷52+20.8÷52
=0.6+0.105+3+0.4
=4.105