Help out the mixed calculation problem of three digit fraction addition and subtraction It must be three digit, with addition and subtraction, not too difficult, for example, 6-7-2-7 + 1-7 The more the better, the more bonus points

Help out the mixed calculation problem of three digit fraction addition and subtraction It must be three digit, with addition and subtraction, not too difficult, for example, 6-7-2-7 + 1-7 The more the better, the more bonus points

1/4+2/4-3/4
3/5-2/5+1/5
5/6-1/6+1/3
3/7+4/7-2/7
1/8+5/8-3/8
5/9-2/9+3/9
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