Add 90/9 and 15/56
1st number: 10 0/9, 2nd number: 15/56
90/9 + 15/56 is 575/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 9 × 56 = 504,
90/9 = 90 × 56/9 × 56 = 5040/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
15/56 = 15 × 9/56 × 9 = 135/504 - Add the two like fractions:
5040/504 + 135/504 = 5040 + 135/504 = 5175/504 - 5175/504 simplified gives 575/56
- So, 90/9 + 15/56 = 575/56
In mixed form: 1015/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/9+30/56 90/18+15/56 90/9+45/56 90/27+15/56 90/9+75/56 90/45+15/56 90/63+15/56