Subtract 90/84 from 27/32
1st number: 27/32, 2nd number: 1 6/84
27/32 - 90/84 is -51/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 84 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 32 × 21 = 672,
27/32 = 27 × 21/32 × 21 = 567/672 - Likewise, for the 2nd fraction, since 84 × 8 = 672,
90/84 = 90 × 8/84 × 8 = 720/672 - Subtract the two like fractions:
567/672 - 720/672 = 567 - 720/672 = -153/672 - After reducing the fraction, the answer is -51/224
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