find the solution of 3/7 + (16/11) + (-8/21) + (5/22)

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1 Answer

Look at the bottom of each fraction:  7, 11, 21, 22.

There are several ways to do it, but they all end up making the bottoms of each fraction into the same number.

Here's two ways:

 

And:

by Level 13 User (103k points)

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