Subtract 12/54 from 20/9
1st number: 2 2/9, 2nd number: 12/54
20/9 - 12/54 is 2/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 9 × 6 = 54,
20/9 = 20 × 6/9 × 6 = 120/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
12/54 = 12 × 1/54 × 1 = 12/54 - Subtract the two like fractions:
120/54 - 12/54 = 120 - 12/54 = 108/54 - After reducing the fraction, the answer is 2/1
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