Add 50/21 and 6/20
1st number: 2 8/21, 2nd number: 6/20
50/21 + 6/20 is 563/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 20 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 21 × 20 = 420,
50/21 = 50 × 20/21 × 20 = 1000/420 - Likewise, for the 2nd fraction, since 20 × 21 = 420,
6/20 = 6 × 21/20 × 21 = 126/420 - Add the two like fractions:
1000/420 + 126/420 = 1000 + 126/420 = 1126/420 - 1126/420 simplified gives 563/210
- So, 50/21 + 6/20 = 563/210
In mixed form: 2143/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/21+12/20 50/42+6/20 50/21+6/40 50/21+18/20 50/63+6/20 50/21+6/60 50/21+30/20 50/21+42/20