You can put this solution on YOUR website! 15 - 2/3.
15-2/3=14 1/3
or
(15*3-2)/3=(45-2)/3=43/3 or 14 1/3
or
15=45/3 thus:
45/3
-2/3
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43/3=14 2/3
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Pick the method that is the easiest for you to understand.