Add 24/72 and 3/7
24/72 + 3/7 is 16/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 7 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
24/72 = 24 × 7/72 × 7 = 168/504 - Likewise, for the 2nd fraction, since 7 × 72 = 504,
3/7 = 3 × 72/7 × 72 = 216/504 - Add the two like fractions:
168/504 + 216/504 = 168 + 216/504 = 384/504 - 384/504 simplified gives 16/21
- So, 24/72 + 3/7 = 16/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/72+3/7 24/72+6/7 24/72+3/14 24/72+9/7 24/72+3/21 24/72+15/7 24/72+3/35 24/72+21/7 24/72+3/49