Subtract 75/64 from 35/27
1st number: 1 8/27, 2nd number: 1 11/64
35/27 - 75/64 is 215/1728.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 64 is 1728
Next, find the equivalent fraction of both fractional numbers with denominator 1728 - For the 1st fraction, since 27 × 64 = 1728,
35/27 = 35 × 64/27 × 64 = 2240/1728 - Likewise, for the 2nd fraction, since 64 × 27 = 1728,
75/64 = 75 × 27/64 × 27 = 2025/1728 - Subtract the two like fractions:
2240/1728 - 2025/1728 = 2240 - 2025/1728 = 215/1728
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/27-75/64 35/54-75/64 35/81-75/64