Add 12/4 and 6/20
1st number: 3 0/4, 2nd number: 6/20
12/4 + 6/20 is 33/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
12/4 = 12 × 5/4 × 5 = 60/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
6/20 = 6 × 1/20 × 1 = 6/20 - Add the two like fractions:
60/20 + 6/20 = 60 + 6/20 = 66/20 - 66/20 simplified gives 33/10
- So, 12/4 + 6/20 = 33/10
In mixed form: 33/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/4+6/20 12/4+12/20 12/8+6/20 12/4+6/40 36/4+6/20 12/4+18/20 12/4+6/60 60/4+6/20 12/4+30/20 12/20+6/20 84/4+6/20 12/4+42/20 12/28+6/20