Add 8/12 and 72/14
1st number: 8/12, 2nd number: 5 2/14
8/12 + 72/14 is 122/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
8/12 = 8 × 7/12 × 7 = 56/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
72/14 = 72 × 6/14 × 6 = 432/84 - Add the two like fractions:
56/84 + 432/84 = 56 + 432/84 = 488/84 - 488/84 simplified gives 122/21
- So, 8/12 + 72/14 = 122/21
In mixed form: 517/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/12+72/14 8/24+72/14 8/12+72/28 24/12+72/14 8/36+72/14 8/12+72/42 40/12+72/14 8/60+72/14 8/12+72/70 56/12+72/14 8/84+72/14 8/12+72/98