2/3-1/6 3/4+1/8 6/7+7/9-6/7+7/9 7/18*36-7/18 1/6÷(5/12-1/24)1÷2/3-2/3÷4 4/7x+2.8=1.2 7.2*3/8

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/19 15:43:53
2/3-1/63/4+1/86/7+7/9-6/7+7/97/18*36-7/181/6÷(5/12-1/24)1÷2/3-2/3÷44/7x+2.8=1.27.2*3/82/3-1/63/4+1/8

2/3-1/6 3/4+1/8 6/7+7/9-6/7+7/9 7/18*36-7/18 1/6÷(5/12-1/24)1÷2/3-2/3÷4 4/7x+2.8=1.2 7.2*3/8
2/3-1/6 3/4+1/8 6/7+7/9-6/7+7/9 7/18*36-7/18 1/6÷(5/12-1/24)
1÷2/3-2/3÷4 4/7x+2.8=1.2 7.2*3/8

2/3-1/6 3/4+1/8 6/7+7/9-6/7+7/9 7/18*36-7/18 1/6÷(5/12-1/24)1÷2/3-2/3÷4 4/7x+2.8=1.2 7.2*3/8
1/6÷(5/12-1/24)
=1/6÷3/8
=4/9
1÷2/3-2/3÷4
=3/2-1/6
=4/3
4/7x+2.8=1.2
抄错了吧
7.2*3/8
=2.7
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