Add 5/7 and 98/9
1st number: 5/7, 2nd number: 10 8/9
5/7 + 98/9 is 731/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
5/7 = 5 × 9/7 × 9 = 45/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
98/9 = 98 × 7/9 × 7 = 686/63 - Add the two like fractions:
45/63 + 686/63 = 45 + 686/63 = 731/63 - So, 5/7 + 98/9 = 731/63
In mixed form: 1138/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/7+98/9 5/14+98/9 5/7+98/18 15/7+98/9 5/21+98/9 5/7+98/27 25/7+98/9 5/35+98/9 5/7+98/45 35/7+98/9 5/49+98/9 5/7+98/63