Question

what must be subtract from 15/7 to get 17/21​

Answer 1

62/21

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Answer 2

Answer:

4/3

explanation

15/7 - X = 17/21

15/7-17/21=X

(45-17)/21=X {taking LCM as 21}

28/21=X

(reduce to lowest term )

4/3=x