Add 56/18 and 15/90
1st number: 3 2/18, 2nd number: 15/90
56/18 + 15/90 is 59/18.
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,
56/18 = 56 × 5/18 × 5 = 280/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
15/90 = 15 × 1/90 × 1 = 15/90 - Add the two like fractions:
280/90 + 15/90 = 280 + 15/90 = 295/90 - 295/90 simplified gives 59/18
- So, 56/18 + 15/90 = 59/18
In mixed form: 35/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/18+30/90 56/36+15/90 56/18+45/90 56/54+15/90 56/18+75/90 56/90+15/90