Subtract 70/14 from 63/27, Solve 2 9/27

Subtract 70/14 from 63/27

1^st number: 2 9/27, 2^nd number: 5 0/14

63/27 - 70/14 is -8/3.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 14 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 27 × 14 = 378,
63/27 = 63 × 14/27 × 14 = 882/378
Likewise, for the 2nd fraction, since 14 × 27 = 378,
70/14 = 70 × 27/14 × 27 = 1890/378
Subtract the two like fractions:
882/378 - 1890/378 = 882 - 1890/378 = -1008/378
After reducing the fraction, the answer is -8/3

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