Subtract 8/54 from 20/12
1st number: 1 8/12, 2nd number: 8/54
20/12 - 8/54 is 41/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
20/12 = 20 × 9/12 × 9 = 180/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
8/54 = 8 × 2/54 × 2 = 16/108 - Subtract the two like fractions:
180/108 - 16/108 = 180 - 16/108 = 164/108 - After reducing the fraction, the answer is 41/27
- In mixed form: 114/27
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