Add 25/2 and 5/20
1st number: 12 1/2, 2nd number: 5/20
25/2 + 5/20 is 51/4.
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,
5/20 = 5 × 1/20 × 1 = 5/20 - Add the two like fractions:
250/20 + 5/20 = 250 + 5/20 = 255/20 - 255/20 simplified gives 51/4
- So, 25/2 + 5/20 = 51/4
In mixed form: 123/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/2+5/20 25/2+10/20 25/4+5/20 25/2+5/40 75/2+5/20 25/2+15/20 25/6+5/20 25/2+5/60 25/2+25/20 25/10+5/20 25/2+35/20 25/14+5/20