Add 72/60 and 80/36
1st number: 1 12/60, 2nd number: 2 8/36
72/60 + 80/36 is 154/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
72/60 = 72 × 3/60 × 3 = 216/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
80/36 = 80 × 5/36 × 5 = 400/180 - Add the two like fractions:
216/180 + 400/180 = 216 + 400/180 = 616/180 - 616/180 simplified gives 154/45
- So, 72/60 + 80/36 = 154/45
In mixed form: 319/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/60+80/72