Subtract 18/16 from 27/54
1st number: 27/54, 2nd number: 1 2/16
27/54 - 18/16 is -5/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 16 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 54 × 8 = 432,
27/54 = 27 × 8/54 × 8 = 216/432 - Likewise, for the 2nd fraction, since 16 × 27 = 432,
18/16 = 18 × 27/16 × 27 = 486/432 - Subtract the two like fractions:
216/432 - 486/432 = 216 - 486/432 = -270/432 - After reducing the fraction, the answer is -5/8
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