Subtract 30/24 from 7/12
1st number: 7/12, 2nd number: 1 6/24
7/12 - 30/24 is -2/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
7/12 = 7 × 2/12 × 2 = 14/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
30/24 = 30 × 1/24 × 1 = 30/24 - Subtract the two like fractions:
14/24 - 30/24 = 14 - 30/24 = -16/24 - After reducing the fraction, the answer is -2/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/12-30/24 7/12-60/24 7/24-30/24 7/12-30/48 21/12-30/24 7/12-90/24 7/36-30/24 7/12-30/72 35/12-30/24 7/60-30/24 49/12-30/24 7/84-30/24