Subtract 81/24 from 25/2
1st number: 12 1/2, 2nd number: 3 9/24
25/2 - 81/24 is 73/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 2 × 12 = 24,
25/2 = 25 × 12/2 × 12 = 300/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
81/24 = 81 × 1/24 × 1 = 81/24 - Subtract the two like fractions:
300/24 - 81/24 = 300 - 81/24 = 219/24 - After reducing the fraction, the answer is 73/8
- In mixed form: 91/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/2-81/24 25/4-81/24 25/2-81/48 75/2-81/24 25/6-81/24 25/2-81/72 25/10-81/24 25/14-81/24