Add 42/20 and 9/6
1st number: 2 2/20, 2nd number: 1 3/6
42/20 + 9/6 is 18/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 6 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
42/20 = 42 × 3/20 × 3 = 126/60 - Likewise, for the 2nd fraction, since 6 × 10 = 60,
9/6 = 9 × 10/6 × 10 = 90/60 - Add the two like fractions:
126/60 + 90/60 = 126 + 90/60 = 216/60 - 216/60 simplified gives 18/5
- So, 42/20 + 9/6 = 18/5
In mixed form: 33/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/20+9/6 42/20+18/6 42/40+9/6 42/20+9/12 42/20+27/6 42/60+9/6 42/20+9/18 42/20+45/6 42/20+9/30 42/20+63/6 42/20+9/42