Subtract 45/54 from 1/56
1/56 - 45/54 is -137/168.
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,
1/56 = 1 × 27/56 × 27 = 27/1512 - Likewise, for the 2nd fraction, since 54 × 28 = 1512,
45/54 = 45 × 28/54 × 28 = 1260/1512 - Subtract the two like fractions:
27/1512 - 1260/1512 = 27 - 1260/1512 = -1233/1512 - After reducing the fraction, the answer is -137/168
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