Subtract 27/28 from 15/50
15/50 - 27/28 is -93/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 28 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 50 × 14 = 700,
15/50 = 15 × 14/50 × 14 = 210/700 - Likewise, for the 2nd fraction, since 28 × 25 = 700,
27/28 = 27 × 25/28 × 25 = 675/700 - Subtract the two like fractions:
210/700 - 675/700 = 210 - 675/700 = -465/700 - After reducing the fraction, the answer is -93/140
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