Subtract 4/5 from 20/50
20/50 - 4/5 is -2/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 5 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 50 × 1 = 50,
20/50 = 20 × 1/50 × 1 = 20/50 - Likewise, for the 2nd fraction, since 5 × 10 = 50,
4/5 = 4 × 10/5 × 10 = 40/50 - Subtract the two like fractions:
20/50 - 40/50 = 20 - 40/50 = -20/50 - After reducing the fraction, the answer is -2/5
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