Add 75/9 and 15/30
1st number: 8 3/9, 2nd number: 15/30
75/9 + 15/30 is 53/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
75/9 = 75 × 10/9 × 10 = 750/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
15/30 = 15 × 3/30 × 3 = 45/90 - Add the two like fractions:
750/90 + 45/90 = 750 + 45/90 = 795/90 - 795/90 simplified gives 53/6
- So, 75/9 + 15/30 = 53/6
In mixed form: 85/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/18+15/30 75/9+15/60 75/9+45/30 75/27+15/30 75/9+15/90 75/9+75/30 75/45+15/30 75/63+15/30