Add 63/21 and 24/63
1st number: 3 0/21, 2nd number: 24/63
63/21 + 24/63 is 71/21.
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,
63/21 = 63 × 3/21 × 3 = 189/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
24/63 = 24 × 1/63 × 1 = 24/63 - Add the two like fractions:
189/63 + 24/63 = 189 + 24/63 = 213/63 - 213/63 simplified gives 71/21
- So, 63/21 + 24/63 = 71/21
In mixed form: 38/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/21+48/63 63/42+24/63 63/21+72/63