Subtract 15/24 from 18/56
18/56 - 15/24 is -17/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
18/56 = 18 × 3/56 × 3 = 54/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
15/24 = 15 × 7/24 × 7 = 105/168 - Subtract the two like fractions:
54/168 - 105/168 = 54 - 105/168 = -51/168 - After reducing the fraction, the answer is -17/56
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