Subtract 75/28 from 4/12
1st number: 4/12, 2nd number: 2 19/28
4/12 - 75/28 is -197/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
4/12 = 4 × 7/12 × 7 = 28/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
75/28 = 75 × 3/28 × 3 = 225/84 - Subtract the two like fractions:
28/84 - 225/84 = 28 - 225/84 = -197/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12-75/28 4/24-75/28 4/12-75/56 4/36-75/28 4/12-75/84 20/12-75/28 4/60-75/28 28/12-75/28 4/84-75/28