Subtract 81/27 from 12/14
1st number: 12/14, 2nd number: 3 0/27
12/14 - 81/27 is -15/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 27 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
12/14 = 12 × 27/14 × 27 = 324/378 - Likewise, for the 2nd fraction, since 27 × 14 = 378,
81/27 = 81 × 14/27 × 14 = 1134/378 - Subtract the two like fractions:
324/378 - 1134/378 = 324 - 1134/378 = -810/378 - After reducing the fraction, the answer is -15/7
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