Subtract 15/32 from 3/28
3/28 - 15/32 is -81/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 32 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 28 × 8 = 224,
3/28 = 3 × 8/28 × 8 = 24/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
15/32 = 15 × 7/32 × 7 = 105/224 - Subtract the two like fractions:
24/224 - 105/224 = 24 - 105/224 = -81/224
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