Add 72/9 and 3/60
1st number: 8 0/9, 2nd number: 3/60
72/9 + 3/60 is 161/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
72/9 = 72 × 20/9 × 20 = 1440/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
3/60 = 3 × 3/60 × 3 = 9/180 - Add the two like fractions:
1440/180 + 9/180 = 1440 + 9/180 = 1449/180 - 1449/180 simplified gives 161/20
- So, 72/9 + 3/60 = 161/20
In mixed form: 81/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/9+6/60 72/18+3/60 72/9+9/60 72/27+3/60 72/9+15/60 72/45+3/60 72/9+21/60 72/63+3/60