Subtract 80/14 from 90/27
1st number: 3 9/27, 2nd number: 5 10/14
90/27 - 80/14 is -50/21.
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,
90/27 = 90 × 14/27 × 14 = 1260/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
80/14 = 80 × 27/14 × 27 = 2160/378 - Subtract the two like fractions:
1260/378 - 2160/378 = 1260 - 2160/378 = -900/378 - After reducing the fraction, the answer is -50/21
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