Question

Add the following 2/7+5/7

Answer 1

Your answer - 1 whole, or 7/7
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I got this because, so 2 + 5 = 7.

Then, you basically just need to put the 7 on the denominator, 7, and 7/7 is what you get, or 1 whole.
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Glad I could help, and good luck!
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Answer 2

2/7+5/7
2+5/7
7/7
=1
The answer is 1