Subtract 21/54 from 20/3
1st number: 6 2/3, 2nd number: 21/54
20/3 - 21/54 is 113/18.
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,
21/54 = 21 × 1/54 × 1 = 21/54 - Subtract the two like fractions:
360/54 - 21/54 = 360 - 21/54 = 339/54 - After reducing the fraction, the answer is 113/18
- In mixed form: 65/18
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