Subtract 28/14 from 3/27
1st number: 3/27, 2nd number: 2 0/14
3/27 - 28/14 is -17/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 14 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 27 × 14 = 378,
3/27 = 3 × 14/27 × 14 = 42/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
28/14 = 28 × 27/14 × 27 = 756/378 - Subtract the two like fractions:
42/378 - 756/378 = 42 - 756/378 = -714/378 - After reducing the fraction, the answer is -17/9
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