Add 63/84 and 14/12
1st number: 63/84, 2nd number: 1 2/12
63/84 + 14/12 is 23/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
63/84 = 63 × 1/84 × 1 = 63/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
14/12 = 14 × 7/12 × 7 = 98/84 - Add the two like fractions:
63/84 + 98/84 = 63 + 98/84 = 161/84 - 161/84 simplified gives 23/12
- So, 63/84 + 14/12 = 23/12
In mixed form: 111/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/84+28/12 63/84+14/24 63/84+42/12 63/84+14/36 63/84+70/12 63/84+14/60 63/84+98/12 63/84+14/84