Subtract 27/15 from 14/12
1st number: 1 2/12, 2nd number: 1 12/15
14/12 - 27/15 is -19/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
14/12 = 14 × 5/12 × 5 = 70/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
27/15 = 27 × 4/15 × 4 = 108/60 - Subtract the two like fractions:
70/60 - 108/60 = 70 - 108/60 = -38/60 - After reducing the fraction, the answer is -19/30
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