Add 18/12 and 63/14
1st number: 1 6/12, 2nd number: 4 7/14
18/12 + 63/14 is 6/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
18/12 = 18 × 7/12 × 7 = 126/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
63/14 = 63 × 6/14 × 6 = 378/84 - Add the two like fractions:
126/84 + 378/84 = 126 + 378/84 = 504/84 - 504/84 simplified gives 6/1
- So, 18/12 + 63/14 = 6/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/12+63/14 18/24+63/14 18/12+63/28 54/12+63/14 18/36+63/14 18/12+63/42 90/12+63/14 18/60+63/14 18/12+63/70 18/84+63/14 18/12+63/98