Subtract 15/28 from 7/32
7/32 - 15/28 is -71/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 28 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 32 × 7 = 224,
7/32 = 7 × 7/32 × 7 = 49/224 - Likewise, for the 2nd fraction, since 28 × 8 = 224,
15/28 = 15 × 8/28 × 8 = 120/224 - Subtract the two like fractions:
49/224 - 120/224 = 49 - 120/224 = -71/224
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