Add 6/9 and 84/60
1st number: 6/9, 2nd number: 1 24/60
6/9 + 84/60 is 31/15.
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,
6/9 = 6 × 20/9 × 20 = 120/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
84/60 = 84 × 3/60 × 3 = 252/180 - Add the two like fractions:
120/180 + 252/180 = 120 + 252/180 = 372/180 - 372/180 simplified gives 31/15
- So, 6/9 + 84/60 = 31/15
In mixed form: 21/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/9+84/60 6/18+84/60 18/9+84/60 6/27+84/60 30/9+84/60 6/45+84/60 42/9+84/60 6/63+84/60