Subtract 27/84 from 14/8, Solve 1 6/8

Subtract 27/84 from 14/8

1^st number: 1 6/8, 2^nd number: 27/84

14/8 - 27/84 is 10/7.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 84 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 8 × 21 = 168,
14/8 = 14 × 21/8 × 21 = 294/168
Likewise, for the 2nd fraction, since 84 × 2 = 168,
27/84 = 27 × 2/84 × 2 = 54/168
Subtract the two like fractions:
294/168 - 54/168 = 294 - 54/168 = 240/168
After reducing the fraction, the answer is 10/7
In mixed form: 13/7

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