4.25/2.5*9.9+0.17怎么简便
答案:5 悬赏:40 手机版
解决时间 2021-11-12 07:25
- 提问者网友：鐵馬踏冰河
- 2021-11-11 15:15
4.25/2.5*9.9+0.17怎么简便
最佳答案
- 五星知识达人网友：慢性怪人
- 2021-11-11 15:37
=4.25*4*9.9/(2.5*4)+0.17
=17*9.9/10+0.17
=1.7*9.9+1.7*0.1
=1.7*(9.9+0.1)
=1.7*10
=17
=17*9.9/10+0.17
=1.7*9.9+1.7*0.1
=1.7*(9.9+0.1)
=1.7*10
=17
全部回答
- 1楼网友：行雁书
- 2021-11-11 18:05
4.25/2.5*9.9+0.17
=1.7X(10-0.1)+0.17
=17-0.17+0.17
=17
=1.7X(10-0.1)+0.17
=17-0.17+0.17
=17
- 2楼网友：廢物販賣機
- 2021-11-11 16:53
=1.5*（10-0.1）+0.17
=15-0.15+0.17
=15+0.02
=15.02
=15-0.15+0.17
=15+0.02
=15.02
- 3楼网友：低音帝王
- 2021-11-11 16:25
4.25/2.5*9.9+0.17
=425/25*99+17/100
=17/99+17/100
=17*(100+99)/9900
=17*199/9900
=3383/9900
=425/25*99+17/100
=17/99+17/100
=17*(100+99)/9900
=17*199/9900
=3383/9900
- 4楼网友：猎心人
- 2021-11-11 15:44
4.25/2.5*9.9+0.17
=（4+0.25）*0.4*9.9+0.17
=（4*0.4+0.25*0.4）*9.9+0.17
=1.7*9.9+1.7*0.1
=1.7*（9.9+0.1）
=1.7*10
=17
=（4+0.25）*0.4*9.9+0.17
=（4*0.4+0.25*0.4）*9.9+0.17
=1.7*9.9+1.7*0.1
=1.7*（9.9+0.1）
=1.7*10
=17
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