Add 98/30 and 81/12
1st number: 3 8/30, 2nd number: 6 9/12
98/30 + 81/12 is 601/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
98/30 = 98 × 2/30 × 2 = 196/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
81/12 = 81 × 5/12 × 5 = 405/60 - Add the two like fractions:
196/60 + 405/60 = 196 + 405/60 = 601/60 - So, 98/30 + 81/12 = 601/60
In mixed form: 101/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/60+81/12 98/30+81/24 98/90+81/12 98/30+81/36 98/30+81/60 98/30+81/84