Subtract 3/12 from 84/24
1st number: 3 12/24, 2nd number: 3/12
84/24 - 3/12 is 13/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 24 × 1 = 24,
84/24 = 84 × 1/24 × 1 = 84/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
3/12 = 3 × 2/12 × 2 = 6/24 - Subtract the two like fractions:
84/24 - 6/24 = 84 - 6/24 = 78/24 - After reducing the fraction, the answer is 13/4
- In mixed form: 31/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/24-6/12 84/48-3/12 84/24-3/24 84/24-9/12 84/72-3/12 84/24-3/36 84/24-15/12 84/24-3/60 84/24-21/12 84/24-3/84