Add 80/45 and 9/60
1st number: 1 35/45, 2nd number: 9/60
80/45 + 9/60 is 347/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
80/45 = 80 × 4/45 × 4 = 320/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
9/60 = 9 × 3/60 × 3 = 27/180 - Add the two like fractions:
320/180 + 27/180 = 320 + 27/180 = 347/180 - So, 80/45 + 9/60 = 347/180
In mixed form: 1167/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/45+18/60 80/90+9/60 80/45+27/60 80/45+45/60 80/45+63/60