Add 5/90 and 3/9
5/90 + 3/9 is 7/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
5/90 = 5 × 1/90 × 1 = 5/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
3/9 = 3 × 10/9 × 10 = 30/90 - Add the two like fractions:
5/90 + 30/90 = 5 + 30/90 = 35/90 - 35/90 simplified gives 7/18
- So, 5/90 + 3/9 = 7/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/90+3/9 5/90+6/9 5/90+3/18 15/90+3/9 5/90+3/27 25/90+3/9 5/90+15/9 5/90+3/45 35/90+3/9 5/90+21/9 5/90+3/63