Add 3/35 and 2/42
3/35 + 2/42 is 2/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
3/35 = 3 × 6/35 × 6 = 18/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
2/42 = 2 × 5/42 × 5 = 10/210 - Add the two like fractions:
18/210 + 10/210 = 18 + 10/210 = 28/210 - 28/210 simplified gives 2/15
- So, 3/35 + 2/42 = 2/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/35+2/42 3/35+4/42 3/70+2/42 3/35+2/84 9/35+2/42 3/35+6/42 15/35+2/42 3/35+10/42 21/35+2/42 3/35+14/42