Add 25/14 and 25/20
1st number: 1 11/14, 2nd number: 1 5/20
25/14 + 25/20 is 85/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 14 × 10 = 140,
25/14 = 25 × 10/14 × 10 = 250/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
25/20 = 25 × 7/20 × 7 = 175/140 - Add the two like fractions:
250/140 + 175/140 = 250 + 175/140 = 425/140 - 425/140 simplified gives 85/28
- So, 25/14 + 25/20 = 85/28
In mixed form: 31/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/14+25/20 25/14+50/20 25/28+25/20 25/14+25/40 75/14+25/20 25/14+75/20 25/42+25/20 25/14+25/60 25/70+25/20 25/98+25/20