Add 98/81 and 60/9
1st number: 1 17/81, 2nd number: 6 6/9
98/81 + 60/9 is 638/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 9 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 81 × 1 = 81,
98/81 = 98 × 1/81 × 1 = 98/81 - Likewise, for the 2nd fraction, since 9 × 9 = 81,
60/9 = 60 × 9/9 × 9 = 540/81 - Add the two like fractions:
98/81 + 540/81 = 98 + 540/81 = 638/81 - So, 98/81 + 60/9 = 638/81
In mixed form: 771/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/81+60/18 98/81+60/27 98/81+60/45 98/81+60/63