Add 20/18 and 20/14
1st number: 1 2/18, 2nd number: 1 6/14
20/18 + 20/14 is 160/63.
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,
20/18 = 20 × 7/18 × 7 = 140/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
20/14 = 20 × 9/14 × 9 = 180/126 - Add the two like fractions:
140/126 + 180/126 = 140 + 180/126 = 320/126 - 320/126 simplified gives 160/63
- So, 20/18 + 20/14 = 160/63
In mixed form: 234/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/18+20/14 20/18+40/14 20/36+20/14 20/18+20/28 60/18+20/14 20/18+60/14 20/54+20/14 20/18+20/42 20/90+20/14 20/18+20/70 20/18+20/98