Add 63/18 and 12/14
1st number: 3 9/18, 2nd number: 12/14
63/18 + 12/14 is 61/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
63/18 = 63 × 7/18 × 7 = 441/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
12/14 = 12 × 9/14 × 9 = 108/126 - Add the two like fractions:
441/126 + 108/126 = 441 + 108/126 = 549/126 - 549/126 simplified gives 61/14
- So, 63/18 + 12/14 = 61/14
In mixed form: 45/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/18+24/14 63/36+12/14 63/18+12/28 63/18+36/14 63/54+12/14 63/18+12/42 63/18+60/14 63/90+12/14 63/18+12/70 63/18+84/14 63/18+12/98