Add 14/18 and 20/14
1st number: 14/18, 2nd number: 1 6/14
14/18 + 20/14 is 139/63.
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,
14/18 = 14 × 7/18 × 7 = 98/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
20/14 = 20 × 9/14 × 9 = 180/126 - Add the two like fractions:
98/126 + 180/126 = 98 + 180/126 = 278/126 - 278/126 simplified gives 139/63
- So, 14/18 + 20/14 = 139/63
In mixed form: 213/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/18+20/14 14/18+40/14 14/36+20/14 14/18+20/28 42/18+20/14 14/18+60/14 14/54+20/14 14/18+20/42 70/18+20/14 14/90+20/14 14/18+20/70 98/18+20/14 14/18+20/98