Subtract 10/84 from 6/27, Solve 6/27

Subtract 10/84 from 6/27

6/27 - 10/84 is 13/126.

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,
6/27 = 6 × 28/27 × 28 = 168/756
Likewise, for the 2nd fraction, since 84 × 9 = 756,
10/84 = 10 × 9/84 × 9 = 90/756
Subtract the two like fractions:
168/756 - 90/756 = 168 - 90/756 = 78/756
After reducing the fraction, the answer is 13/126

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