Add 18/3 and 63/14
1st number: 6 0/3, 2nd number: 4 7/14
18/3 + 63/14 is 21/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
18/3 = 18 × 14/3 × 14 = 252/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
63/14 = 63 × 3/14 × 3 = 189/42 - Add the two like fractions:
252/42 + 189/42 = 252 + 189/42 = 441/42 - 441/42 simplified gives 21/2
- So, 18/3 + 63/14 = 21/2
In mixed form: 101/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/3+63/14 18/6+63/14 18/3+63/28 54/3+63/14 18/9+63/14 18/3+63/42 90/3+63/14 18/15+63/14 18/3+63/70 18/21+63/14 18/3+63/98