Add 8/18 and 3/90
8/18 + 3/90 is 43/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
8/18 = 8 × 5/18 × 5 = 40/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
3/90 = 3 × 1/90 × 1 = 3/90 - Add the two like fractions:
40/90 + 3/90 = 40 + 3/90 = 43/90 - So, 8/18 + 3/90 = 43/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/18+3/90 8/18+6/90 8/36+3/90 24/18+3/90 8/18+9/90 8/54+3/90 40/18+3/90 8/18+15/90 8/90+3/90 56/18+3/90 8/18+21/90