Subtract 1/84 from 30/27, Solve 1 3/27

Subtract 1/84 from 30/27

1^st number: 1 3/27, 2^nd number: 1/84

30/27 - 1/84 is 277/252.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 84 is 756

Next, find the equivalent fraction of both fractional numbers with denominator 756
For the 1st fraction, since 27 × 28 = 756,
30/27 = 30 × 28/27 × 28 = 840/756
Likewise, for the 2nd fraction, since 84 × 9 = 756,
1/84 = 1 × 9/84 × 9 = 9/756
Subtract the two like fractions:
840/756 - 9/756 = 840 - 9/756 = 831/756
After reducing the fraction, the answer is 277/252
In mixed form: 125/252

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