Subtract 8/12 from 12/54
12/54 - 8/12 is -4/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 12 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
12/54 = 12 × 2/54 × 2 = 24/108 - Likewise, for the 2nd fraction, since 12 × 9 = 108,
8/12 = 8 × 9/12 × 9 = 72/108 - Subtract the two like fractions:
24/108 - 72/108 = 24 - 72/108 = -48/108 - After reducing the fraction, the answer is -4/9
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