Subtract 21/54 from 12/3
1st number: 4 0/3, 2nd number: 21/54
12/3 - 21/54 is 65/18.
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,
12/3 = 12 × 18/3 × 18 = 216/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
21/54 = 21 × 1/54 × 1 = 21/54 - Subtract the two like fractions:
216/54 - 21/54 = 216 - 21/54 = 195/54 - After reducing the fraction, the answer is 65/18
- In mixed form: 311/18
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