Subtract 20/25 from 25/54
25/54 - 20/25 is -91/270.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 25 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 54 × 25 = 1350,
25/54 = 25 × 25/54 × 25 = 625/1350 - Likewise, for the 2nd fraction, since 25 × 54 = 1350,
20/25 = 20 × 54/25 × 54 = 1080/1350 - Subtract the two like fractions:
625/1350 - 1080/1350 = 625 - 1080/1350 = -455/1350 - After reducing the fraction, the answer is -91/270
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