Subtract 1/18 from 27/24
1st number: 1 3/24, 2nd number: 1/18
27/24 - 1/18 is 77/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
27/24 = 27 × 3/24 × 3 = 81/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
1/18 = 1 × 4/18 × 4 = 4/72 - Subtract the two like fractions:
81/72 - 4/72 = 81 - 4/72 = 77/72 - In mixed form: 15/72
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