Add 7/56 and 28/72
7/56 + 28/72 is 37/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
7/56 = 7 × 9/56 × 9 = 63/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
28/72 = 28 × 7/72 × 7 = 196/504 - Add the two like fractions:
63/504 + 196/504 = 63 + 196/504 = 259/504 - 259/504 simplified gives 37/72
- So, 7/56 + 28/72 = 37/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/56+28/72 7/56+56/72 21/56+28/72 7/56+84/72 35/56+28/72 49/56+28/72