Subtract 40/54 from 3/56
3/56 - 40/54 is -1039/1512.
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,
3/56 = 3 × 27/56 × 27 = 81/1512 - Likewise, for the 2nd fraction, since 54 × 28 = 1512,
40/54 = 40 × 28/54 × 28 = 1120/1512 - Subtract the two like fractions:
81/1512 - 1120/1512 = 81 - 1120/1512 = -1039/1512
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