Add 75/9 and 30/20
1st number: 8 3/9, 2nd number: 1 10/20
75/9 + 30/20 is 59/6.
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,
75/9 = 75 × 20/9 × 20 = 1500/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
30/20 = 30 × 9/20 × 9 = 270/180 - Add the two like fractions:
1500/180 + 270/180 = 1500 + 270/180 = 1770/180 - 1770/180 simplified gives 59/6
- So, 75/9 + 30/20 = 59/6
In mixed form: 95/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/9+60/20 75/18+30/20 75/9+30/40 75/9+90/20 75/27+30/20 75/9+30/60 75/45+30/20 75/63+30/20