Add 25/2 and 15/20
1st number: 12 1/2, 2nd number: 15/20
25/2 + 15/20 is 53/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 2 × 10 = 20,
25/2 = 25 × 10/2 × 10 = 250/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
15/20 = 15 × 1/20 × 1 = 15/20 - Add the two like fractions:
250/20 + 15/20 = 250 + 15/20 = 265/20 - 265/20 simplified gives 53/4
- So, 25/2 + 15/20 = 53/4
In mixed form: 131/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/2+15/20 25/2+30/20 25/4+15/20 25/2+15/40 75/2+15/20 25/2+45/20 25/6+15/20 25/2+15/60 25/2+75/20 25/10+15/20 25/14+15/20