Add 12/14 and 21/6
1st number: 12/14, 2nd number: 3 3/6
12/14 + 21/6 is 61/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
12/14 = 12 × 3/14 × 3 = 36/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
21/6 = 21 × 7/6 × 7 = 147/42 - Add the two like fractions:
36/42 + 147/42 = 36 + 147/42 = 183/42 - 183/42 simplified gives 61/14
- So, 12/14 + 21/6 = 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: 24/14+21/6 12/14+42/6 12/28+21/6 12/14+21/12 36/14+21/6 12/14+63/6 12/42+21/6 12/14+21/18 60/14+21/6 12/70+21/6 12/14+21/30 84/14+21/6 12/98+21/6 12/14+21/42