Subtract 63/20 from 14/9
1st number: 1 5/9, 2nd number: 3 3/20
14/9 - 63/20 is -287/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
14/9 = 14 × 20/9 × 20 = 280/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
63/20 = 63 × 9/20 × 9 = 567/180 - Subtract the two like fractions:
280/180 - 567/180 = 280 - 567/180 = -287/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/9-63/20 14/18-63/20 14/9-63/40 42/9-63/20 14/27-63/20 14/9-63/60 70/9-63/20 14/45-63/20 98/9-63/20 14/63-63/20