Add 14/12 and 70/18
1st number: 1 2/12, 2nd number: 3 16/18
14/12 + 70/18 is 91/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
14/12 = 14 × 3/12 × 3 = 42/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
70/18 = 70 × 2/18 × 2 = 140/36 - Add the two like fractions:
42/36 + 140/36 = 42 + 140/36 = 182/36 - 182/36 simplified gives 91/18
- So, 14/12 + 70/18 = 91/18
In mixed form: 51/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/12+70/18 14/24+70/18 14/12+70/36 42/12+70/18 14/36+70/18 14/12+70/54 70/12+70/18 14/60+70/18 14/12+70/90 98/12+70/18 14/84+70/18