Subtract 81/54 from 28/14
1st number: 2 0/14, 2nd number: 1 27/54
28/14 - 81/54 is 1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
28/14 = 28 × 27/14 × 27 = 756/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
81/54 = 81 × 7/54 × 7 = 567/378 - Subtract the two like fractions:
756/378 - 567/378 = 756 - 567/378 = 189/378 - After reducing the fraction, the answer is 1/2
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