Add 64/3 and 98/60
1st number: 21 1/3, 2nd number: 1 38/60
64/3 + 98/60 is 689/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 3 × 20 = 60,
64/3 = 64 × 20/3 × 20 = 1280/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
98/60 = 98 × 1/60 × 1 = 98/60 - Add the two like fractions:
1280/60 + 98/60 = 1280 + 98/60 = 1378/60 - 1378/60 simplified gives 689/30
- So, 64/3 + 98/60 = 689/30
In mixed form: 2229/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/6+98/60 64/9+98/60 64/15+98/60 64/21+98/60