Subtract 10/54 from 15/2
1st number: 7 1/2, 2nd number: 10/54
15/2 - 10/54 is 395/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 2 × 27 = 54,
15/2 = 15 × 27/2 × 27 = 405/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
10/54 = 10 × 1/54 × 1 = 10/54 - Subtract the two like fractions:
405/54 - 10/54 = 405 - 10/54 = 395/54 - In mixed form: 717/54
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