Add 8/30 and 15/9
1st number: 8/30, 2nd number: 1 6/9
8/30 + 15/9 is 29/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
8/30 = 8 × 3/30 × 3 = 24/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
15/9 = 15 × 10/9 × 10 = 150/90 - Add the two like fractions:
24/90 + 150/90 = 24 + 150/90 = 174/90 - 174/90 simplified gives 29/15
- So, 8/30 + 15/9 = 29/15
In mixed form: 114/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/30+15/9 8/30+30/9 8/60+15/9 8/30+15/18 24/30+15/9 8/30+45/9 8/90+15/9 8/30+15/27 40/30+15/9 8/30+75/9 8/30+15/45 56/30+15/9 8/30+15/63