Add 25/21 and 5/64
1st number: 1 4/21, 2nd number: 5/64
25/21 + 5/64 is 1705/1344.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 64 is 1344
Next, find the equivalent fraction of both fractional numbers with denominator 1344 - For the 1st fraction, since 21 × 64 = 1344,
25/21 = 25 × 64/21 × 64 = 1600/1344 - Likewise, for the 2nd fraction, since 64 × 21 = 1344,
5/64 = 5 × 21/64 × 21 = 105/1344 - Add the two like fractions:
1600/1344 + 105/1344 = 1600 + 105/1344 = 1705/1344 - So, 25/21 + 5/64 = 1705/1344
In mixed form: 1361/1344
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/21+5/64 25/21+10/64 25/42+5/64 75/21+5/64 25/21+15/64 25/63+5/64 25/21+25/64 25/21+35/64