Add 25/42 and 7/64
25/42 + 7/64 is 947/1344.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 64 is 1344
Next, find the equivalent fraction of both fractional numbers with denominator 1344 - For the 1st fraction, since 42 × 32 = 1344,
25/42 = 25 × 32/42 × 32 = 800/1344 - Likewise, for the 2nd fraction, since 64 × 21 = 1344,
7/64 = 7 × 21/64 × 21 = 147/1344 - Add the two like fractions:
800/1344 + 147/1344 = 800 + 147/1344 = 947/1344 - So, 25/42 + 7/64 = 947/1344
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/42+7/64 25/42+14/64 25/84+7/64 75/42+7/64 25/42+21/64 25/42+35/64 25/42+49/64