Add 8/18 and 90/36
1st number: 8/18, 2nd number: 2 18/36
8/18 + 90/36 is 53/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
8/18 = 8 × 2/18 × 2 = 16/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
90/36 = 90 × 1/36 × 1 = 90/36 - Add the two like fractions:
16/36 + 90/36 = 16 + 90/36 = 106/36 - 106/36 simplified gives 53/18
- So, 8/18 + 90/36 = 53/18
In mixed form: 217/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/18+90/36 8/36+90/36 8/18+90/72 24/18+90/36 8/54+90/36 40/18+90/36 8/90+90/36 56/18+90/36