Add 6/20 and 42/10
1st number: 6/20, 2nd number: 4 2/10
6/20 + 42/10 is 9/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
6/20 = 6 × 1/20 × 1 = 6/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
42/10 = 42 × 2/10 × 2 = 84/20 - Add the two like fractions:
6/20 + 84/20 = 6 + 84/20 = 90/20 - 90/20 simplified gives 9/2
- So, 6/20 + 42/10 = 9/2
In mixed form: 41/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/20+42/10 6/20+84/10 6/40+42/10 6/20+42/20 18/20+42/10 6/60+42/10 6/20+42/30 30/20+42/10 6/20+42/50 42/20+42/10 6/20+42/70