Add 18/20 and 6/25
18/20 + 6/25 is 57/50.
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,
18/20 = 18 × 5/20 × 5 = 90/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
6/25 = 6 × 4/25 × 4 = 24/100 - Add the two like fractions:
90/100 + 24/100 = 90 + 24/100 = 114/100 - 114/100 simplified gives 57/50
- So, 18/20 + 6/25 = 57/50
In mixed form: 17/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/20+6/25 18/20+12/25 18/40+6/25 18/20+6/50 54/20+6/25 18/20+18/25 18/60+6/25 18/20+6/75 90/20+6/25 18/20+30/25 18/20+42/25