Add 50/56 and 63/18
1st number: 50/56, 2nd number: 3 9/18
50/56 + 63/18 is 123/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 18 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
50/56 = 50 × 9/56 × 9 = 450/504 - Likewise, for the 2nd fraction, since 18 × 28 = 504,
63/18 = 63 × 28/18 × 28 = 1764/504 - Add the two like fractions:
450/504 + 1764/504 = 450 + 1764/504 = 2214/504 - 2214/504 simplified gives 123/28
- So, 50/56 + 63/18 = 123/28
In mixed form: 411/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/56+63/36 50/56+63/54 50/56+63/90