Subtract 90/5 from 35/12
1st number: 2 11/12, 2nd number: 18 0/5
35/12 - 90/5 is -181/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
35/12 = 35 × 5/12 × 5 = 175/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
90/5 = 90 × 12/5 × 12 = 1080/60 - Subtract the two like fractions:
175/60 - 1080/60 = 175 - 1080/60 = -905/60 - After reducing the fraction, the answer is -181/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/12-90/5 35/24-90/5 35/12-90/10 35/36-90/5 35/12-90/15 35/60-90/5 35/12-90/25 35/84-90/5 35/12-90/35