Subtract 15/54 from 20/3
1st number: 6 2/3, 2nd number: 15/54
20/3 - 15/54 is 115/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 3 × 18 = 54,
20/3 = 20 × 18/3 × 18 = 360/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
15/54 = 15 × 1/54 × 1 = 15/54 - Subtract the two like fractions:
360/54 - 15/54 = 360 - 15/54 = 345/54 - After reducing the fraction, the answer is 115/18
- In mixed form: 67/18
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