Add 27/4 and 80/30
1st number: 6 3/4, 2nd number: 2 20/30
27/4 + 80/30 is 113/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
27/4 = 27 × 15/4 × 15 = 405/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
80/30 = 80 × 2/30 × 2 = 160/60 - Add the two like fractions:
405/60 + 160/60 = 405 + 160/60 = 565/60 - 565/60 simplified gives 113/12
- So, 27/4 + 80/30 = 113/12
In mixed form: 95/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4+80/30 27/8+80/30 27/4+80/60 81/4+80/30 27/12+80/30 27/4+80/90 27/20+80/30 27/28+80/30