Add 20/14 and 25/42
1st number: 1 6/14, 2nd number: 25/42
20/14 + 25/42 is 85/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
20/14 = 20 × 3/14 × 3 = 60/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
25/42 = 25 × 1/42 × 1 = 25/42 - Add the two like fractions:
60/42 + 25/42 = 60 + 25/42 = 85/42 - So, 20/14 + 25/42 = 85/42
In mixed form: 21/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/14+25/42 20/14+50/42 20/28+25/42 20/14+25/84 60/14+25/42 20/14+75/42 20/42+25/42 20/70+25/42 20/98+25/42