Add 5/18 and 12/56
5/18 + 12/56 is 31/63.
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,
5/18 = 5 × 28/18 × 28 = 140/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
12/56 = 12 × 9/56 × 9 = 108/504 - Add the two like fractions:
140/504 + 108/504 = 140 + 108/504 = 248/504 - 248/504 simplified gives 31/63
- So, 5/18 + 12/56 = 31/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/18+12/56 5/18+24/56 5/36+12/56 15/18+12/56 5/18+36/56 5/54+12/56 25/18+12/56 5/18+60/56 5/90+12/56 35/18+12/56 5/18+84/56