Add 20/9 and 35/45
1st number: 2 2/9, 2nd number: 35/45
20/9 + 35/45 is 3/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
20/9 = 20 × 5/9 × 5 = 100/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
35/45 = 35 × 1/45 × 1 = 35/45 - Add the two like fractions:
100/45 + 35/45 = 100 + 35/45 = 135/45 - 135/45 simplified gives 3/1
- So, 20/9 + 35/45 = 3/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/9+35/45 20/9+70/45 20/18+35/45 20/9+35/90 60/9+35/45 20/27+35/45 20/45+35/45 20/63+35/45