Add 45/3 and 2/20
1st number: 15 0/3, 2nd number: 2/20
45/3 + 2/20 is 151/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 3 × 20 = 60,
45/3 = 45 × 20/3 × 20 = 900/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
2/20 = 2 × 3/20 × 3 = 6/60 - Add the two like fractions:
900/60 + 6/60 = 900 + 6/60 = 906/60 - 906/60 simplified gives 151/10
- So, 45/3 + 2/20 = 151/10
In mixed form: 151/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/3+2/20 45/3+4/20 45/6+2/20 45/3+2/40 45/3+6/20 45/9+2/20 45/3+2/60 45/3+10/20 45/15+2/20 45/3+14/20 45/21+2/20