Subtract 9/28 from 36/27, Solve 1 9/27

Subtract 9/28 from 36/27

1^st number: 1 9/27, 2^nd number: 9/28

36/27 - 9/28 is 85/84.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 28 is 756

Next, find the equivalent fraction of both fractional numbers with denominator 756
For the 1st fraction, since 27 × 28 = 756,
36/27 = 36 × 28/27 × 28 = 1008/756
Likewise, for the 2nd fraction, since 28 × 27 = 756,
9/28 = 9 × 27/28 × 27 = 243/756
Subtract the two like fractions:
1008/756 - 243/756 = 1008 - 243/756 = 765/756
After reducing the fraction, the answer is 85/84
In mixed form: 11/84

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