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20-01-2017
Mathematics

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1/15+1/6=?
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20-01-2017

First find the same denominator

15 30 45
6 12 18 24 30

The same denominator is 30.
What you do to the denominator you must do to the numerator.
So multiply
1/15 * 2/2 = 2/30
1/6 * 5/5 = 5/30

Then add
2/30 + 5/30 = 7/30

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