Add 80/75 and 9/5
1st number: 1 5/75, 2nd number: 1 4/5
80/75 + 9/5 is 43/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 5 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 75 × 1 = 75,
80/75 = 80 × 1/75 × 1 = 80/75 - Likewise, for the 2nd fraction, since 5 × 15 = 75,
9/5 = 9 × 15/5 × 15 = 135/75 - Add the two like fractions:
80/75 + 135/75 = 80 + 135/75 = 215/75 - 215/75 simplified gives 43/15
- So, 80/75 + 9/5 = 43/15
In mixed form: 213/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/75+18/5 80/75+9/10 80/75+27/5 80/75+9/15 80/75+45/5 80/75+9/25 80/75+63/5 80/75+9/35