Subtract 15/28 from 9/24
9/24 - 15/28 is -9/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 28 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
9/24 = 9 × 7/24 × 7 = 63/168 - Likewise, for the 2nd fraction, since 28 × 6 = 168,
15/28 = 15 × 6/28 × 6 = 90/168 - Subtract the two like fractions:
63/168 - 90/168 = 63 - 90/168 = -27/168 - After reducing the fraction, the answer is -9/56
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