Add 2/15 and 4/42
2/15 + 4/42 is 8/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
2/15 = 2 × 14/15 × 14 = 28/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
4/42 = 4 × 5/42 × 5 = 20/210 - Add the two like fractions:
28/210 + 20/210 = 28 + 20/210 = 48/210 - 48/210 simplified gives 8/35
- So, 2/15 + 4/42 = 8/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/15+4/42 2/15+8/42 2/30+4/42 2/15+4/84 6/15+4/42 2/15+12/42 2/45+4/42 10/15+4/42 2/15+20/42 2/75+4/42 14/15+4/42 2/15+28/42