Add 14/36 and 63/42
1st number: 14/36, 2nd number: 1 21/42
14/36 + 63/42 is 17/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 42 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
14/36 = 14 × 7/36 × 7 = 98/252 - Likewise, for the 2nd fraction, since 42 × 6 = 252,
63/42 = 63 × 6/42 × 6 = 378/252 - Add the two like fractions:
98/252 + 378/252 = 98 + 378/252 = 476/252 - 476/252 simplified gives 17/9
- So, 14/36 + 63/42 = 17/9
In mixed form: 18/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/36+63/42 14/72+63/42 14/36+63/84 42/36+63/42 70/36+63/42 98/36+63/42