Add 12/14 and 6/72
12/14 + 6/72 is 79/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 14 × 36 = 504,
12/14 = 12 × 36/14 × 36 = 432/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
6/72 = 6 × 7/72 × 7 = 42/504 - Add the two like fractions:
432/504 + 42/504 = 432 + 42/504 = 474/504 - 474/504 simplified gives 79/84
- So, 12/14 + 6/72 = 79/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/14+6/72 12/14+12/72 12/28+6/72 36/14+6/72 12/14+18/72 12/42+6/72 60/14+6/72 12/14+30/72 12/70+6/72 84/14+6/72 12/14+42/72 12/98+6/72