Add 6/28 and 3/72
6/28 + 3/72 is 43/168.
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,
6/28 = 6 × 18/28 × 18 = 108/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
3/72 = 3 × 7/72 × 7 = 21/504 - Add the two like fractions:
108/504 + 21/504 = 108 + 21/504 = 129/504 - 129/504 simplified gives 43/168
- So, 6/28 + 3/72 = 43/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/28+3/72 6/28+6/72 6/56+3/72 18/28+3/72 6/28+9/72 6/84+3/72 30/28+3/72 6/28+15/72 42/28+3/72 6/28+21/72