Add 90/18 and 3/56
1st number: 5 0/18, 2nd number: 3/56
90/18 + 3/56 is 283/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 18 × 28 = 504,
90/18 = 90 × 28/18 × 28 = 2520/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
3/56 = 3 × 9/56 × 9 = 27/504 - Add the two like fractions:
2520/504 + 27/504 = 2520 + 27/504 = 2547/504 - 2547/504 simplified gives 283/56
- So, 90/18 + 3/56 = 283/56
In mixed form: 53/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/18+6/56 90/36+3/56 90/18+9/56 90/54+3/56 90/18+15/56 90/18+21/56