Subtract 14/16 from 14/20
14/20 - 14/16 is -7/40.
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,
14/20 = 14 × 4/20 × 4 = 56/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
14/16 = 14 × 5/16 × 5 = 70/80 - Subtract the two like fractions:
56/80 - 70/80 = 56 - 70/80 = -14/80 - After reducing the fraction, the answer is -7/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/20-14/16 14/20-28/16 14/40-14/16 14/20-14/32 42/20-14/16 14/20-42/16 14/60-14/16 14/20-14/48 70/20-14/16 14/20-70/16 14/20-14/80 98/20-14/16 14/20-98/16