Add 7/18 and 35/56
7/18 + 35/56 is 73/72.
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,
7/18 = 7 × 28/18 × 28 = 196/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
35/56 = 35 × 9/56 × 9 = 315/504 - Add the two like fractions:
196/504 + 315/504 = 196 + 315/504 = 511/504 - 511/504 simplified gives 73/72
- So, 7/18 + 35/56 = 73/72
In mixed form: 11/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/18+35/56 7/18+70/56 7/36+35/56 21/18+35/56 7/54+35/56 35/18+35/56 7/90+35/56 49/18+35/56