Add 30/45 and 60/9
1st number: 30/45, 2nd number: 6 6/9
30/45 + 60/9 is 22/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
30/45 = 30 × 1/45 × 1 = 30/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
60/9 = 60 × 5/9 × 5 = 300/45 - Add the two like fractions:
30/45 + 300/45 = 30 + 300/45 = 330/45 - 330/45 simplified gives 22/3
- So, 30/45 + 60/9 = 22/3
In mixed form: 71/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/45+60/9 30/90+60/9 30/45+60/18 90/45+60/9 30/45+60/27 30/45+60/45 30/45+60/63