Subtract 90/28 from 27/24
1st number: 1 3/24, 2nd number: 3 6/28
27/24 - 90/28 is -117/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 28 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
27/24 = 27 × 7/24 × 7 = 189/168 - Likewise, for the 2nd fraction, since 28 × 6 = 168,
90/28 = 90 × 6/28 × 6 = 540/168 - Subtract the two like fractions:
189/168 - 540/168 = 189 - 540/168 = -351/168 - After reducing the fraction, the answer is -117/56
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