Add 2/15 and 24/42
2/15 + 24/42 is 74/105.
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,
24/42 = 24 × 5/42 × 5 = 120/210 - Add the two like fractions:
28/210 + 120/210 = 28 + 120/210 = 148/210 - 148/210 simplified gives 74/105
- So, 2/15 + 24/42 = 74/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/15+24/42 2/15+48/42 2/30+24/42 2/15+24/84 6/15+24/42 2/15+72/42 2/45+24/42 10/15+24/42 2/75+24/42 14/15+24/42