Add 4/72 and 9/56
4/72 + 9/56 is 109/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
4/72 = 4 × 7/72 × 7 = 28/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
9/56 = 9 × 9/56 × 9 = 81/504 - Add the two like fractions:
28/504 + 81/504 = 28 + 81/504 = 109/504 - So, 4/72 + 9/56 = 109/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/72+9/56 4/72+18/56 12/72+9/56 4/72+27/56 20/72+9/56 4/72+45/56 28/72+9/56 4/72+63/56