Subtract 6/28 from 1/27, Solve 1/27

Subtract 6/28 from 1/27

1/27 - 6/28 is -67/378.

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,
1/27 = 1 × 28/27 × 28 = 28/756
Likewise, for the 2nd fraction, since 28 × 27 = 756,
6/28 = 6 × 27/28 × 27 = 162/756
Subtract the two like fractions:
28/756 - 162/756 = 28 - 162/756 = -134/756
After reducing the fraction, the answer is -67/378

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