Add 2/9 and 2/10
2/9 + 2/10 is 19/45.
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,
2/9 = 2 × 10/9 × 10 = 20/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
2/10 = 2 × 9/10 × 9 = 18/90 - Add the two like fractions:
20/90 + 18/90 = 20 + 18/90 = 38/90 - 38/90 simplified gives 19/45
- So, 2/9 + 2/10 = 19/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/9+2/10 2/9+4/10 2/18+2/10 2/9+2/20 6/9+2/10 2/9+6/10 2/27+2/10 2/9+2/30 10/9+2/10 2/45+2/10 2/9+2/50 14/9+2/10 2/9+14/10 2/63+2/10 2/9+2/70