Subtract 7/15 from 20/50
20/50 - 7/15 is -1/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 15 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 50 × 3 = 150,
20/50 = 20 × 3/50 × 3 = 60/150 - Likewise, for the 2nd fraction, since 15 × 10 = 150,
7/15 = 7 × 10/15 × 10 = 70/150 - Subtract the two like fractions:
60/150 - 70/150 = 60 - 70/150 = -10/150 - After reducing the fraction, the answer is -1/15
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