Posted by Joe on Thursday, February 7, 2013 at 10:04am.
13 2/9 - 8 8/9
12 11/9 - 8 8/9
Subtract the whole numbers: 12 - 8 = 4
Subtract the numerators: 11 - 8 = 3
12 11/9 - 8 8/9 = 4 3/9 = 4 1/3
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