Subtract 15/54 from 42/6
1st number: 7 0/6, 2nd number: 15/54
42/6 - 15/54 is 121/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 6 × 9 = 54,
42/6 = 42 × 9/6 × 9 = 378/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
15/54 = 15 × 1/54 × 1 = 15/54 - Subtract the two like fractions:
378/54 - 15/54 = 378 - 15/54 = 363/54 - After reducing the fraction, the answer is 121/18
- In mixed form: 613/18
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