Subtract 5/12 from 25/28
25/28 - 5/12 is 10/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
25/28 = 25 × 3/28 × 3 = 75/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
5/12 = 5 × 7/12 × 7 = 35/84 - Subtract the two like fractions:
75/84 - 35/84 = 75 - 35/84 = 40/84 - After reducing the fraction, the answer is 10/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/28-5/12 25/28-10/12 25/56-5/12 25/28-5/24 75/28-5/12 25/28-15/12 25/84-5/12 25/28-5/36 25/28-25/12 25/28-5/60 25/28-35/12 25/28-5/84