Add 8/84 and 6/72
8/84 + 6/72 is 5/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 84 × 6 = 504,
8/84 = 8 × 6/84 × 6 = 48/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
6/72 = 6 × 7/72 × 7 = 42/504 - Add the two like fractions:
48/504 + 42/504 = 48 + 42/504 = 90/504 - 90/504 simplified gives 5/28
- So, 8/84 + 6/72 = 5/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/84+6/72 8/84+12/72 24/84+6/72 8/84+18/72 40/84+6/72 8/84+30/72 56/84+6/72 8/84+42/72