Add 14/12 and 42/63
1st number: 1 2/12, 2nd number: 42/63
14/12 + 42/63 is 11/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 12 × 21 = 252,
14/12 = 14 × 21/12 × 21 = 294/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
42/63 = 42 × 4/63 × 4 = 168/252 - Add the two like fractions:
294/252 + 168/252 = 294 + 168/252 = 462/252 - 462/252 simplified gives 11/6
- So, 14/12 + 42/63 = 11/6
In mixed form: 15/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/12+42/63 14/12+84/63 14/24+42/63 42/12+42/63 14/36+42/63 70/12+42/63 14/60+42/63 98/12+42/63 14/84+42/63