Subtract 90/28 from 27/32
1st number: 27/32, 2nd number: 3 6/28
27/32 - 90/28 is -531/224.
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,
27/32 = 27 × 7/32 × 7 = 189/224 - Likewise, for the 2nd fraction, since 28 × 8 = 224,
90/28 = 90 × 8/28 × 8 = 720/224 - Subtract the two like fractions:
189/224 - 720/224 = 189 - 720/224 = -531/224
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