Subtract 10/90 from 35/15
1st number: 2 5/15, 2nd number: 10/90
35/15 - 10/90 is 20/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
35/15 = 35 × 6/15 × 6 = 210/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
10/90 = 10 × 1/90 × 1 = 10/90 - Subtract the two like fractions:
210/90 - 10/90 = 210 - 10/90 = 200/90 - After reducing the fraction, the answer is 20/9
- In mixed form: 22/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15-10/90 35/15-20/90 35/30-10/90 35/15-30/90 35/45-10/90 35/15-50/90 35/75-10/90 35/15-70/90