Add 8/15 and 10/28
8/15 + 10/28 is 187/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
8/15 = 8 × 28/15 × 28 = 224/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
10/28 = 10 × 15/28 × 15 = 150/420 - Add the two like fractions:
224/420 + 150/420 = 224 + 150/420 = 374/420 - 374/420 simplified gives 187/210
- So, 8/15 + 10/28 = 187/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/15+10/28 8/15+20/28 8/30+10/28 8/15+10/56 24/15+10/28 8/15+30/28 8/45+10/28 8/15+10/84 40/15+10/28 8/15+50/28 8/75+10/28 56/15+10/28 8/15+70/28