Subtract 15/84 from 28/16, Solve 1 12/16

Subtract 15/84 from 28/16

1^st number: 1 12/16, 2^nd number: 15/84

28/16 - 15/84 is 11/7.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 84 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 16 × 21 = 336,
28/16 = 28 × 21/16 × 21 = 588/336
Likewise, for the 2nd fraction, since 84 × 4 = 336,
15/84 = 15 × 4/84 × 4 = 60/336
Subtract the two like fractions:
588/336 - 60/336 = 588 - 60/336 = 528/336
After reducing the fraction, the answer is 11/7
In mixed form: 14/7

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