Add 8/15 and 50/84
8/15 + 50/84 is 79/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 84 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 84 × 5 = 420,
50/84 = 50 × 5/84 × 5 = 250/420 - Add the two like fractions:
224/420 + 250/420 = 224 + 250/420 = 474/420 - 474/420 simplified gives 79/70
- So, 8/15 + 50/84 = 79/70
In mixed form: 19/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/15+50/84 8/30+50/84 24/15+50/84 8/45+50/84 40/15+50/84 8/75+50/84 56/15+50/84