Subtract 9/16 from 20/80
20/80 - 9/16 is -5/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
20/80 = 20 × 1/80 × 1 = 20/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
9/16 = 9 × 5/16 × 5 = 45/80 - Subtract the two like fractions:
20/80 - 45/80 = 20 - 45/80 = -25/80 - After reducing the fraction, the answer is -5/16
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