Subtract 75/12 from 28/64
1st number: 28/64, 2nd number: 6 3/12
28/64 - 75/12 is -93/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 12 is 192
Next, find the equivalent fraction of both fractional numbers with denominator 192 - For the 1st fraction, since 64 × 3 = 192,
28/64 = 28 × 3/64 × 3 = 84/192 - Likewise, for the 2nd fraction, since 12 × 16 = 192,
75/12 = 75 × 16/12 × 16 = 1200/192 - Subtract the two like fractions:
84/192 - 1200/192 = 84 - 1200/192 = -1116/192 - After reducing the fraction, the answer is -93/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/64-75/12 28/64-75/24 84/64-75/12 28/64-75/36 28/64-75/60 28/64-75/84