Add 3/20 and 18/3
1st number: 3/20, 2nd number: 6 0/3
3/20 + 18/3 is 123/20.
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,
3/20 = 3 × 3/20 × 3 = 9/60 - Likewise, for the 2nd fraction, since 3 × 20 = 60,
18/3 = 18 × 20/3 × 20 = 360/60 - Add the two like fractions:
9/60 + 360/60 = 9 + 360/60 = 369/60 - 369/60 simplified gives 123/20
- So, 3/20 + 18/3 = 123/20
In mixed form: 63/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/20+18/3 3/20+36/3 3/40+18/3 3/20+18/6 9/20+18/3 3/20+54/3 3/60+18/3 3/20+18/9 15/20+18/3 3/20+90/3 3/20+18/15 21/20+18/3 3/20+18/21