Subtract 28/56 from 2/27
2/27 - 28/56 is -23/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 56 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 27 × 56 = 1512,
2/27 = 2 × 56/27 × 56 = 112/1512 - Likewise, for the 2nd fraction, since 56 × 27 = 1512,
28/56 = 28 × 27/56 × 27 = 756/1512 - Subtract the two like fractions:
112/1512 - 756/1512 = 112 - 756/1512 = -644/1512 - After reducing the fraction, the answer is -23/54
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