Add 98/9 and 8/7
1st number: 10 8/9, 2nd number: 1 1/7
98/9 + 8/7 is 758/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 7 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
98/9 = 98 × 7/9 × 7 = 686/63 - Likewise, for the 2nd fraction, since 7 × 9 = 63,
8/7 = 8 × 9/7 × 9 = 72/63 - Add the two like fractions:
686/63 + 72/63 = 686 + 72/63 = 758/63 - So, 98/9 + 8/7 = 758/63
In mixed form: 122/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/9+16/7 98/18+8/7 98/9+8/14 98/9+24/7 98/27+8/7 98/9+8/21 98/9+40/7 98/45+8/7 98/9+8/35 98/9+56/7 98/63+8/7 98/9+8/49