Subtract 6/7 from 35/15
1st number: 2 5/15, 2nd number: 6/7
35/15 - 6/7 is 31/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 7 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
35/15 = 35 × 7/15 × 7 = 245/105 - Likewise, for the 2nd fraction, since 7 × 15 = 105,
6/7 = 6 × 15/7 × 15 = 90/105 - Subtract the two like fractions:
245/105 - 90/105 = 245 - 90/105 = 155/105 - After reducing the fraction, the answer is 31/21
- In mixed form: 110/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15-6/7 35/15-12/7 35/30-6/7 35/15-6/14 35/15-18/7 35/45-6/7 35/15-6/21 35/15-30/7 35/75-6/7 35/15-6/35 35/15-42/7 35/15-6/49