Subtract 3/24 from 81/2
1st number: 40 1/2, 2nd number: 3/24
81/2 - 3/24 is 323/8.
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,
81/2 = 81 × 12/2 × 12 = 972/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
3/24 = 3 × 1/24 × 1 = 3/24 - Subtract the two like fractions:
972/24 - 3/24 = 972 - 3/24 = 969/24 - After reducing the fraction, the answer is 323/8
- In mixed form: 403/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/2-6/24 81/4-3/24 81/2-3/48 81/2-9/24 81/6-3/24 81/2-3/72 81/2-15/24 81/10-3/24 81/2-21/24 81/14-3/24