Add 30/45 and 27/10
1st number: 30/45, 2nd number: 2 7/10
30/45 + 27/10 is 101/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
30/45 = 30 × 2/45 × 2 = 60/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
27/10 = 27 × 9/10 × 9 = 243/90 - Add the two like fractions:
60/90 + 243/90 = 60 + 243/90 = 303/90 - 303/90 simplified gives 101/30
- So, 30/45 + 27/10 = 101/30
In mixed form: 311/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/45+27/10 30/45+54/10 30/90+27/10 30/45+27/20 90/45+27/10 30/45+81/10 30/45+27/30 30/45+27/50 30/45+27/70