请问这道题怎么简便运算144*373737/727272+144*171717/363737
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/08/11 18:59:17
请问这道题怎么简便运算144*373737/727272+144*171717/363737
![请问这道题怎么简便运算144*373737/727272+144*171717/363737](/uploads/image/z/15566634-18-4.jpg?t=%E8%AF%B7%E9%97%AE%E8%BF%99%E9%81%93%E9%A2%98%E6%80%8E%E4%B9%88%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97144%2A373737%2F727272%2B144%2A171717%2F363737)
144*(37/72乘以10101/10101+17/36乘以10101/10101)
=144*(37/72+17/36)
=2*37+4*17
=74+68
=142
=144*(37/72+17/36)
=2*37+4*17
=74+68
=142