Subtract 3/16 from 6/20
6/20 - 3/16 is 9/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
6/20 = 6 × 4/20 × 4 = 24/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
3/16 = 3 × 5/16 × 5 = 15/80 - Subtract the two like fractions:
24/80 - 15/80 = 24 - 15/80 = 9/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/20-3/16 6/20-6/16 6/40-3/16 6/20-3/32 18/20-3/16 6/20-9/16 6/60-3/16 6/20-3/48 30/20-3/16 6/20-15/16 6/20-3/80 42/20-3/16 6/20-21/16