Subtract 2/21 from 35/64
35/64 - 2/21 is 607/1344.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 21 is 1344
Next, find the equivalent fraction of both fractional numbers with denominator 1344 - For the 1st fraction, since 64 × 21 = 1344,
35/64 = 35 × 21/64 × 21 = 735/1344 - Likewise, for the 2nd fraction, since 21 × 64 = 1344,
2/21 = 2 × 64/21 × 64 = 128/1344 - Subtract the two like fractions:
735/1344 - 128/1344 = 735 - 128/1344 = 607/1344
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/64-2/21 35/64-4/21 35/64-2/42 35/64-6/21 35/64-2/63 35/64-10/21 35/64-14/21