Add 1/20 and 20/25
1/20 + 20/25 is 17/20.
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,
20/25 = 20 × 4/25 × 4 = 80/100 - Add the two like fractions:
5/100 + 80/100 = 5 + 80/100 = 85/100 - 85/100 simplified gives 17/20
- So, 1/20 + 20/25 = 17/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/20+20/25 1/20+40/25 1/40+20/25 1/20+20/50 3/20+20/25 1/20+60/25 1/60+20/25 1/20+20/75 5/20+20/25 7/20+20/25