Add 1/72 and 3/84
1/72 + 3/84 is 25/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 84 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
1/72 = 1 × 7/72 × 7 = 7/504 - Likewise, for the 2nd fraction, since 84 × 6 = 504,
3/84 = 3 × 6/84 × 6 = 18/504 - Add the two like fractions:
7/504 + 18/504 = 7 + 18/504 = 25/504 - So, 1/72 + 3/84 = 25/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/72+3/84 1/72+6/84 3/72+3/84 1/72+9/84 5/72+3/84 1/72+15/84 7/72+3/84 1/72+21/84