Subtract 30/9 from 20/54
1st number: 20/54, 2nd number: 3 3/9
20/54 - 30/9 is -80/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 9 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
20/54 = 20 × 1/54 × 1 = 20/54 - Likewise, for the 2nd fraction, since 9 × 6 = 54,
30/9 = 30 × 6/9 × 6 = 180/54 - Subtract the two like fractions:
20/54 - 180/54 = 20 - 180/54 = -160/54 - After reducing the fraction, the answer is -80/27
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