Subtract 75/72 from 28/16, Solve 1 12/16

Subtract 75/72 from 28/16

1^st number: 1 12/16, 2^nd number: 1 3/72

28/16 - 75/72 is 17/24.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 72 is 144

Next, find the equivalent fraction of both fractional numbers with denominator 144
For the 1st fraction, since 16 × 9 = 144,
28/16 = 28 × 9/16 × 9 = 252/144
Likewise, for the 2nd fraction, since 72 × 2 = 144,
75/72 = 75 × 2/72 × 2 = 150/144
Subtract the two like fractions:
252/144 - 150/144 = 252 - 150/144 = 102/144
After reducing the fraction, the answer is 17/24

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