Add 15/84 and 14/8
1st number: 15/84, 2nd number: 1 6/8
15/84 + 14/8 is 27/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
15/84 = 15 × 2/84 × 2 = 30/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
14/8 = 14 × 21/8 × 21 = 294/168 - Add the two like fractions:
30/168 + 294/168 = 30 + 294/168 = 324/168 - 324/168 simplified gives 27/14
- So, 15/84 + 14/8 = 27/14
In mixed form: 113/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/84+14/8 15/84+28/8 15/84+14/16 45/84+14/8 15/84+42/8 15/84+14/24 75/84+14/8 15/84+70/8 15/84+14/40 15/84+98/8 15/84+14/56