Subtract 21/54 from 40/27
1st number: 1 13/27, 2nd number: 21/54
40/27 - 21/54 is 59/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 27 × 2 = 54,
40/27 = 40 × 2/27 × 2 = 80/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
21/54 = 21 × 1/54 × 1 = 21/54 - Subtract the two like fractions:
80/54 - 21/54 = 80 - 21/54 = 59/54 - In mixed form: 15/54
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