Subtract 5/16 from 2/20
2/20 - 5/16 is -17/80.
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,
2/20 = 2 × 4/20 × 4 = 8/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
5/16 = 5 × 5/16 × 5 = 25/80 - Subtract the two like fractions:
8/80 - 25/80 = 8 - 25/80 = -17/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/20-5/16 2/20-10/16 2/40-5/16 2/20-5/32 6/20-5/16 2/20-15/16 2/60-5/16 2/20-5/48 10/20-5/16 2/20-25/16 2/20-5/80 14/20-5/16 2/20-35/16