Add 56/21 and 21/25
1st number: 2 14/21, 2nd number: 21/25
56/21 + 21/25 is 263/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 25 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 21 × 25 = 525,
56/21 = 56 × 25/21 × 25 = 1400/525 - Likewise, for the 2nd fraction, since 25 × 21 = 525,
21/25 = 21 × 21/25 × 21 = 441/525 - Add the two like fractions:
1400/525 + 441/525 = 1400 + 441/525 = 1841/525 - 1841/525 simplified gives 263/75
- So, 56/21 + 21/25 = 263/75
In mixed form: 338/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/21+42/25 56/42+21/25 56/21+21/50 56/21+63/25 56/63+21/25 56/21+21/75