Add 15/9 and 90/10
1st number: 1 6/9, 2nd number: 9 0/10
15/9 + 90/10 is 32/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
15/9 = 15 × 10/9 × 10 = 150/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
90/10 = 90 × 9/10 × 9 = 810/90 - Add the two like fractions:
150/90 + 810/90 = 150 + 810/90 = 960/90 - 960/90 simplified gives 32/3
- So, 15/9 + 90/10 = 32/3
In mixed form: 102/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/9+90/10 15/18+90/10 15/9+90/20 45/9+90/10 15/27+90/10 15/9+90/30 75/9+90/10 15/45+90/10 15/9+90/50 15/63+90/10 15/9+90/70