Subtract 45/54 from 6/56
6/56 - 45/54 is -61/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 54 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 56 × 27 = 1512,
6/56 = 6 × 27/56 × 27 = 162/1512 - Likewise, for the 2nd fraction, since 54 × 28 = 1512,
45/54 = 45 × 28/54 × 28 = 1260/1512 - Subtract the two like fractions:
162/1512 - 1260/1512 = 162 - 1260/1512 = -1098/1512 - After reducing the fraction, the answer is -61/84
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