Subtract 15/50 from 5/20
5/20 - 15/50 is -1/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 50 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
5/20 = 5 × 5/20 × 5 = 25/100 - Likewise, for the 2nd fraction, since 50 × 2 = 100,
15/50 = 15 × 2/50 × 2 = 30/100 - Subtract the two like fractions:
25/100 - 30/100 = 25 - 30/100 = -5/100 - After reducing the fraction, the answer is -1/20
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