Subtract 16/20 from 4/5
4/5 - 16/20 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 5 × 4 = 20,
4/5 = 4 × 4/5 × 4 = 16/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
16/20 = 16 × 1/20 × 1 = 16/20 - Subtract the two like fractions:
16/20 - 16/20 = 16 - 16/20 = 0/20 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5-16/20 4/5-32/20 4/10-16/20 4/5-16/40 12/5-16/20 4/5-48/20 4/15-16/20 4/5-16/60 20/5-16/20 4/5-80/20 4/25-16/20 28/5-16/20 4/35-16/20