Add 10/15 and 7/35
10/15 + 7/35 is 13/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
10/15 = 10 × 7/15 × 7 = 70/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
7/35 = 7 × 3/35 × 3 = 21/105 - Add the two like fractions:
70/105 + 21/105 = 70 + 21/105 = 91/105 - 91/105 simplified gives 13/15
- So, 10/15 + 7/35 = 13/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/15+7/35 10/15+14/35 10/30+7/35 10/15+7/70 30/15+7/35 10/15+21/35 10/45+7/35 50/15+7/35 10/75+7/35 70/15+7/35 10/15+49/35