express and slove the problems
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4
1-2+3/4=5/4
2-7+3/9=10/9
3-7-4/7=3/7
4- 9/3+1/2
=18+3/6
21/6
2-7+3/9=10/9
3-7-4/7=3/7
4- 9/3+1/2
=18+3/6
21/6
nani3733:
express the problems
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0
I have solve all questions
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