Add 35/9 and 10/20
1st number: 3 8/9, 2nd number: 10/20
35/9 + 10/20 is 79/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
35/9 = 35 × 20/9 × 20 = 700/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
10/20 = 10 × 9/20 × 9 = 90/180 - Add the two like fractions:
700/180 + 90/180 = 700 + 90/180 = 790/180 - 790/180 simplified gives 79/18
- So, 35/9 + 10/20 = 79/18
In mixed form: 47/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/9+10/20 35/18+10/20 35/9+10/40 35/9+30/20 35/27+10/20 35/9+10/60 35/9+50/20 35/45+10/20 35/9+70/20 35/63+10/20