Add 9/12 and 72/14
1st number: 9/12, 2nd number: 5 2/14
9/12 + 72/14 is 165/28.
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,
9/12 = 9 × 7/12 × 7 = 63/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
72/14 = 72 × 6/14 × 6 = 432/84 - Add the two like fractions:
63/84 + 432/84 = 63 + 432/84 = 495/84 - 495/84 simplified gives 165/28
- So, 9/12 + 72/14 = 165/28
In mixed form: 525/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/12+72/14 9/24+72/14 9/12+72/28 27/12+72/14 9/36+72/14 9/12+72/42 45/12+72/14 9/60+72/14 9/12+72/70 63/12+72/14 9/84+72/14 9/12+72/98