Add 8/16 and 15/9
1st number: 8/16, 2nd number: 1 6/9
8/16 + 15/9 is 13/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
8/16 = 8 × 9/16 × 9 = 72/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
15/9 = 15 × 16/9 × 16 = 240/144 - Add the two like fractions:
72/144 + 240/144 = 72 + 240/144 = 312/144 - 312/144 simplified gives 13/6
- So, 8/16 + 15/9 = 13/6
In mixed form: 21/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16+30/9 8/32+15/9 8/16+15/18 24/16+15/9 8/16+45/9 8/48+15/9 8/16+15/27 40/16+15/9 8/16+75/9 8/80+15/9 8/16+15/45 56/16+15/9 8/16+15/63