Add 10/42 and 24/15
1st number: 10/42, 2nd number: 1 9/15
10/42 + 24/15 is 193/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
10/42 = 10 × 5/42 × 5 = 50/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
24/15 = 24 × 14/15 × 14 = 336/210 - Add the two like fractions:
50/210 + 336/210 = 50 + 336/210 = 386/210 - 386/210 simplified gives 193/105
- So, 10/42 + 24/15 = 193/105
In mixed form: 188/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/42+24/15 10/42+48/15 10/84+24/15 10/42+24/30 30/42+24/15 10/42+72/15 10/42+24/45 50/42+24/15 10/42+24/75 70/42+24/15