Add 4/9 and 6/90
4/9 + 6/90 is 23/45.
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,
4/9 = 4 × 10/9 × 10 = 40/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
6/90 = 6 × 1/90 × 1 = 6/90 - Add the two like fractions:
40/90 + 6/90 = 40 + 6/90 = 46/90 - 46/90 simplified gives 23/45
- So, 4/9 + 6/90 = 23/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/9+6/90 4/9+12/90 4/18+6/90 12/9+6/90 4/9+18/90 4/27+6/90 20/9+6/90 4/9+30/90 4/45+6/90 28/9+6/90 4/9+42/90 4/63+6/90