Question

Using suitable arrangement find the sum of (4/7)+(-5/9)+(3/7)+(-13/9) is

a) -1
b) 1
c) -2​

Answer 1

Answer:

Breaking the brackets we will get,

4/7 - 5/9 + 3/7 - 13/9

4/7 + 3/7 - 5/9 - 13/9

7/7 - 18/9

1 - 2

= -1

So, the correct option will be (a)

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