Add 25/15 and 35/70
1st number: 1 10/15, 2nd number: 35/70
25/15 + 35/70 is 13/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
25/15 = 25 × 14/15 × 14 = 350/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
35/70 = 35 × 3/70 × 3 = 105/210 - Add the two like fractions:
350/210 + 105/210 = 350 + 105/210 = 455/210 - 455/210 simplified gives 13/6
- So, 25/15 + 35/70 = 13/6
In mixed form: 21/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/15+35/70 25/30+35/70 75/15+35/70 25/45+35/70 25/75+35/70