Add 8/9 and 98/90
1st number: 8/9, 2nd number: 1 8/90
8/9 + 98/90 is 89/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
8/9 = 8 × 10/9 × 10 = 80/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
98/90 = 98 × 1/90 × 1 = 98/90 - Add the two like fractions:
80/90 + 98/90 = 80 + 98/90 = 178/90 - 178/90 simplified gives 89/45
- So, 8/9 + 98/90 = 89/45
In mixed form: 144/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/9+98/90 8/18+98/90 24/9+98/90 8/27+98/90 40/9+98/90 8/45+98/90 56/9+98/90 8/63+98/90