Add 2/28 and 5/72
2/28 + 5/72 is 71/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 28 × 18 = 504,
2/28 = 2 × 18/28 × 18 = 36/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
5/72 = 5 × 7/72 × 7 = 35/504 - Add the two like fractions:
36/504 + 35/504 = 36 + 35/504 = 71/504 - So, 2/28 + 5/72 = 71/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/28+5/72 2/28+10/72 2/56+5/72 6/28+5/72 2/28+15/72 2/84+5/72 10/28+5/72 2/28+25/72 14/28+5/72 2/28+35/72