Subtract 81/32 from 1/28
1st number: 1/28, 2nd number: 2 17/32
1/28 - 81/32 is -559/224.
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,
1/28 = 1 × 8/28 × 8 = 8/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
81/32 = 81 × 7/32 × 7 = 567/224 - Subtract the two like fractions:
8/224 - 567/224 = 8 - 567/224 = -559/224
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