Simplify:-
(1) -4/5 - 3/15 + 7/20
(2) -5/13 - -3/26 - 9/-52
(3) 7/24 + 5/12 - 11/18
(4) -11/30 - 8/15 + 7/6 + -2/5
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answer is 406.45 coming here
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