Add 98/8 and 15/9
1st number: 12 2/8, 2nd number: 1 6/9
98/8 + 15/9 is 167/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
98/8 = 98 × 9/8 × 9 = 882/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
15/9 = 15 × 8/9 × 8 = 120/72 - Add the two like fractions:
882/72 + 120/72 = 882 + 120/72 = 1002/72 - 1002/72 simplified gives 167/12
- So, 98/8 + 15/9 = 167/12
In mixed form: 1311/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/8+30/9 98/16+15/9 98/8+15/18 98/8+45/9 98/24+15/9 98/8+15/27 98/8+75/9 98/40+15/9 98/8+15/45 98/56+15/9 98/8+15/63