Subtract 56/42 from 24/27, Solve 24/27

Subtract 56/42 from 24/27

1^st number: 24/27, 2^nd number: 1 14/42

24/27 - 56/42 is -4/9.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 42 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 27 × 14 = 378,
24/27 = 24 × 14/27 × 14 = 336/378
Likewise, for the 2nd fraction, since 42 × 9 = 378,
56/42 = 56 × 9/42 × 9 = 504/378
Subtract the two like fractions:
336/378 - 504/378 = 336 - 504/378 = -168/378
After reducing the fraction, the answer is -4/9

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