Subtract 81/24 from 28/14, Solve 2 0/14

Subtract 81/24 from 28/14

1^st number: 2 0/14, 2^nd number: 3 9/24

28/14 - 81/24 is -11/8.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 24 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 14 × 12 = 168,
28/14 = 28 × 12/14 × 12 = 336/168
Likewise, for the 2nd fraction, since 24 × 7 = 168,
81/24 = 81 × 7/24 × 7 = 567/168
Subtract the two like fractions:
336/168 - 567/168 = 336 - 567/168 = -231/168
After reducing the fraction, the answer is -11/8

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