Math, asked by zia3, 1 year ago

what should be added to - 1 to get 5/7

Answers

Answered by 7489
3
[5/7-(-1)]
= [5/7+1]
= [5/7+7/7]  (LCM = 7)
= [12/7]
 So when you will add (12/7) and (-1) you will get answer as (5/7).
   [(-1)+ 12/7]
= [-7/7+ 12/7]    (LCM = 7)
= [5/7]
Answered by coolAnu
5
1st no. is = -1
let 2nd no. be x.

Now,( -1) + x = 5/7
         x= 5/7+7
         x= 12/7

coolAnu: hope helped u plz mark it as the best
7489: ohh cool shortcut method
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