Add 63/18 and 14/12
1st number: 3 9/18, 2nd number: 1 2/12
63/18 + 14/12 is 14/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
63/18 = 63 × 2/18 × 2 = 126/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
14/12 = 14 × 3/12 × 3 = 42/36 - Add the two like fractions:
126/36 + 42/36 = 126 + 42/36 = 168/36 - 168/36 simplified gives 14/3
- So, 63/18 + 14/12 = 14/3
In mixed form: 42/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/18+28/12 63/36+14/12 63/18+14/24 63/18+42/12 63/54+14/12 63/18+14/36 63/18+70/12 63/90+14/12 63/18+14/60 63/18+98/12 63/18+14/84