8.8-0.56*(2又5/12-1又19/60+2.275)/二十分之七= (0.1一循环+0.01一循环)/1又2/98.8-0.56*(2又5/12-1又19/60+2.275)/二十分之七=(0.1一循环+0.01一循环)/1又2/9=
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 03:58:23
![8.8-0.56*(2又5/12-1又19/60+2.275)/二十分之七= (0.1一循环+0.01一循环)/1又2/98.8-0.56*(2又5/12-1又19/60+2.275)/二十分之七=(0.1一循环+0.01一循环)/1又2/9=](/uploads/image/z/468150-6-0.jpg?t=8.8-0.56%2A%282%E5%8F%885%2F12-1%E5%8F%8819%2F60%2B2.275%29%2F%E4%BA%8C%E5%8D%81%E5%88%86%E4%B9%8B%E4%B8%83%3D+%EF%BC%880.1%E4%B8%80%E5%BE%AA%E7%8E%AF%2B0.01%E4%B8%80%E5%BE%AA%E7%8E%AF%EF%BC%89%2F1%E5%8F%882%2F98.8-0.56%2A%282%E5%8F%885%2F12-1%E5%8F%8819%2F60%2B2.275%29%2F%E4%BA%8C%E5%8D%81%E5%88%86%E4%B9%8B%E4%B8%83%3D%EF%BC%880.1%E4%B8%80%E5%BE%AA%E7%8E%AF%2B0.01%E4%B8%80%E5%BE%AA%E7%8E%AF%EF%BC%89%2F1%E5%8F%882%2F9%3D)
8.8-0.56*(2又5/12-1又19/60+2.275)/二十分之七= (0.1一循环+0.01一循环)/1又2/98.8-0.56*(2又5/12-1又19/60+2.275)/二十分之七=(0.1一循环+0.01一循环)/1又2/9=
8.8-0.56*(2又5/12-1又19/60+2.275)/二十分之七= (0.1一循环+0.01一循环)/1又2/9
8.8-0.56*(2又5/12-1又19/60+2.275)/二十分之七=
(0.1一循环+0.01一循环)/1又2/9=
8.8-0.56*(2又5/12-1又19/60+2.275)/二十分之七= (0.1一循环+0.01一循环)/1又2/98.8-0.56*(2又5/12-1又19/60+2.275)/二十分之七=(0.1一循环+0.01一循环)/1又2/9=
原式= 8.8-0.56(2+5/12-1-9/60+2+11/40)*20/7
= 8.8-0.56(3+5/12-19/60+11/40)*20/7
= 8.8-0.56(3+5/12-19/60+11/40)*20/7
= 8.8-0.56(3+3/8)*20/7
= 8.8-2/25*7(27/8)*20/7
= 8.8-27/5
=44/5-27/5
=17/5
=3.4