Subtract 14/90 from 35/12
1st number: 2 11/12, 2nd number: 14/90
35/12 - 14/90 is 497/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
35/12 = 35 × 15/12 × 15 = 525/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
14/90 = 14 × 2/90 × 2 = 28/180 - Subtract the two like fractions:
525/180 - 28/180 = 525 - 28/180 = 497/180 - In mixed form: 2137/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/12-14/90 35/12-28/90 35/24-14/90 35/12-42/90 35/36-14/90 35/12-70/90 35/60-14/90 35/12-98/90 35/84-14/90