Add 20/36 and 30/14
1st number: 20/36, 2nd number: 2 2/14
20/36 + 30/14 is 170/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 14 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
20/36 = 20 × 7/36 × 7 = 140/252 - Likewise, for the 2nd fraction, since 14 × 18 = 252,
30/14 = 30 × 18/14 × 18 = 540/252 - Add the two like fractions:
140/252 + 540/252 = 140 + 540/252 = 680/252 - 680/252 simplified gives 170/63
- So, 20/36 + 30/14 = 170/63
In mixed form: 244/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/36+30/14 20/36+60/14 20/72+30/14 20/36+30/28 60/36+30/14 20/36+90/14 20/36+30/42 20/36+30/70 20/36+30/98