Add 63/21 and 7/25
1st number: 3 0/21, 2nd number: 7/25
63/21 + 7/25 is 82/25.
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,
63/21 = 63 × 25/21 × 25 = 1575/525 - Likewise, for the 2nd fraction, since 25 × 21 = 525,
7/25 = 7 × 21/25 × 21 = 147/525 - Add the two like fractions:
1575/525 + 147/525 = 1575 + 147/525 = 1722/525 - 1722/525 simplified gives 82/25
- So, 63/21 + 7/25 = 82/25
In mixed form: 37/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/21+14/25 63/42+7/25 63/21+7/50 63/21+21/25 63/21+7/75 63/21+35/25 63/21+49/25