Add 6/21 and 50/63
6/21 + 50/63 is 68/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 21 × 3 = 63,
6/21 = 6 × 3/21 × 3 = 18/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
50/63 = 50 × 1/63 × 1 = 50/63 - Add the two like fractions:
18/63 + 50/63 = 18 + 50/63 = 68/63 - So, 6/21 + 50/63 = 68/63
In mixed form: 15/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/21+50/63 6/42+50/63 18/21+50/63 6/63+50/63 30/21+50/63 42/21+50/63