Add 18/20 and 1/4
18/20 + 1/4 is 23/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
18/20 = 18 × 1/20 × 1 = 18/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
1/4 = 1 × 5/4 × 5 = 5/20 - Add the two like fractions:
18/20 + 5/20 = 18 + 5/20 = 23/20 - So, 18/20 + 1/4 = 23/20
In mixed form: 13/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/20+1/4 18/20+2/4 18/40+1/4 18/20+1/8 54/20+1/4 18/20+3/4 18/60+1/4 18/20+1/12 90/20+1/4 18/20+5/4 18/20+1/20 18/20+7/4 18/20+1/28