Subtract 90/7 from 27/32
1st number: 27/32, 2nd number: 12 6/7
27/32 - 90/7 is -2691/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 7 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 32 × 7 = 224,
27/32 = 27 × 7/32 × 7 = 189/224 - Likewise, for the 2nd fraction, since 7 × 32 = 224,
90/7 = 90 × 32/7 × 32 = 2880/224 - Subtract the two like fractions:
189/224 - 2880/224 = 189 - 2880/224 = -2691/224
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