Question

Find = 3/7 + -6/11 + -8/21 + 5/22

Teacher has given the answer in notebook as = -125/462
But how?
What's the step to get the answer?
What is the formula?

Answer 1

See in the attachment .

I think there no formula just simplify and you will get the answer .

Answer 2

Here is ur answer in the attachment.

Step-by-step explanation:

There is no formula for it but only u need to use BODMAS (Bracket of Division Multiplication And Subtraction )

Hope it will help you