Add 1/20 and 15/25
1/20 + 15/25 is 13/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
1/20 = 1 × 5/20 × 5 = 5/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
15/25 = 15 × 4/25 × 4 = 60/100 - Add the two like fractions:
5/100 + 60/100 = 5 + 60/100 = 65/100 - 65/100 simplified gives 13/20
- So, 1/20 + 15/25 = 13/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/20+15/25 1/20+30/25 1/40+15/25 1/20+15/50 3/20+15/25 1/20+45/25 1/60+15/25 1/20+15/75 5/20+15/25 1/20+75/25 7/20+15/25