Add 2/15 and 42/35
1st number: 2/15, 2nd number: 1 7/35
2/15 + 42/35 is 4/3.
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,
2/15 = 2 × 7/15 × 7 = 14/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
42/35 = 42 × 3/35 × 3 = 126/105 - Add the two like fractions:
14/105 + 126/105 = 14 + 126/105 = 140/105 - 140/105 simplified gives 4/3
- So, 2/15 + 42/35 = 4/3
In mixed form: 11/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/15+42/35 2/15+84/35 2/30+42/35 2/15+42/70 6/15+42/35 2/45+42/35 10/15+42/35 2/75+42/35 14/15+42/35