Add 10/28 and 24/15
1st number: 10/28, 2nd number: 1 9/15
10/28 + 24/15 is 137/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 15 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
10/28 = 10 × 15/28 × 15 = 150/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
24/15 = 24 × 28/15 × 28 = 672/420 - Add the two like fractions:
150/420 + 672/420 = 150 + 672/420 = 822/420 - 822/420 simplified gives 137/70
- So, 10/28 + 24/15 = 137/70
In mixed form: 167/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/28+24/15 10/28+48/15 10/56+24/15 10/28+24/30 30/28+24/15 10/28+72/15 10/84+24/15 10/28+24/45 50/28+24/15 10/28+24/75 70/28+24/15