Subtract 6/27 from 3/84, Solve 3/84

Subtract 6/27 from 3/84

3/84 - 6/27 is -47/252.

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

Next, find the equivalent fraction of both fractional numbers with denominator 756
For the 1st fraction, since 84 × 9 = 756,
3/84 = 3 × 9/84 × 9 = 27/756
Likewise, for the 2nd fraction, since 27 × 28 = 756,
6/27 = 6 × 28/27 × 28 = 168/756
Subtract the two like fractions:
27/756 - 168/756 = 27 - 168/756 = -141/756
After reducing the fraction, the answer is -47/252

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