Add 18/20 and 75/3
1st number: 18/20, 2nd number: 25 0/3
18/20 + 75/3 is 259/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 3 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
18/20 = 18 × 3/20 × 3 = 54/60 - Likewise, for the 2nd fraction, since 3 × 20 = 60,
75/3 = 75 × 20/3 × 20 = 1500/60 - Add the two like fractions:
54/60 + 1500/60 = 54 + 1500/60 = 1554/60 - 1554/60 simplified gives 259/10
- So, 18/20 + 75/3 = 259/10
In mixed form: 259/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/20+75/3 18/40+75/3 18/20+75/6 54/20+75/3 18/60+75/3 18/20+75/9 90/20+75/3 18/20+75/15 18/20+75/21