Add 5/72 and 4/28
5/72 + 4/28 is 107/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 28 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
5/72 = 5 × 7/72 × 7 = 35/504 - Likewise, for the 2nd fraction, since 28 × 18 = 504,
4/28 = 4 × 18/28 × 18 = 72/504 - Add the two like fractions:
35/504 + 72/504 = 35 + 72/504 = 107/504 - So, 5/72 + 4/28 = 107/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/72+4/28 5/72+8/28 5/72+4/56 15/72+4/28 5/72+12/28 5/72+4/84 25/72+4/28 5/72+20/28 35/72+4/28