Add 56/18 and 7/8
1st number: 3 2/18, 2nd number: 7/8
56/18 + 7/8 is 287/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
56/18 = 56 × 4/18 × 4 = 224/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
7/8 = 7 × 9/8 × 9 = 63/72 - Add the two like fractions:
224/72 + 63/72 = 224 + 63/72 = 287/72 - So, 56/18 + 7/8 = 287/72
In mixed form: 371/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/18+14/8 56/36+7/8 56/18+7/16 56/18+21/8 56/54+7/8 56/18+7/24 56/18+35/8 56/90+7/8 56/18+7/40 56/18+49/8 56/18+7/56