Add 98/90 and 45/18
1st number: 1 8/90, 2nd number: 2 9/18
98/90 + 45/18 is 323/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
98/90 = 98 × 1/90 × 1 = 98/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
45/18 = 45 × 5/18 × 5 = 225/90 - Add the two like fractions:
98/90 + 225/90 = 98 + 225/90 = 323/90 - So, 98/90 + 45/18 = 323/90
In mixed form: 353/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/90+90/18 98/90+45/36 98/90+45/54 98/90+45/90