Subtract 6/12 from 25/8
1st number: 3 1/8, 2nd number: 6/12
25/8 - 6/12 is 21/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
25/8 = 25 × 3/8 × 3 = 75/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
6/12 = 6 × 2/12 × 2 = 12/24 - Subtract the two like fractions:
75/24 - 12/24 = 75 - 12/24 = 63/24 - After reducing the fraction, the answer is 21/8
- In mixed form: 25/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/8-6/12 25/16-6/12 25/8-6/24 75/8-6/12 25/8-18/12 25/24-6/12 25/8-6/36 25/8-30/12 25/40-6/12 25/8-6/60 25/8-42/12 25/56-6/12 25/8-6/84