Subtract 30/12 from 3/24
1st number: 3/24, 2nd number: 2 6/12
3/24 - 30/12 is -19/8.
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,
3/24 = 3 × 1/24 × 1 = 3/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
30/12 = 30 × 2/12 × 2 = 60/24 - Subtract the two like fractions:
3/24 - 60/24 = 3 - 60/24 = -57/24 - After reducing the fraction, the answer is -19/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/24-30/12 3/24-60/12 3/48-30/12 3/24-30/24 9/24-30/12 3/24-90/12 3/72-30/12 3/24-30/36 15/24-30/12 3/24-30/60 21/24-30/12 3/24-30/84