Subtract 12/24 from 90/3
1st number: 30 0/3, 2nd number: 12/24
90/3 - 12/24 is 59/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
90/3 = 90 × 8/3 × 8 = 720/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
12/24 = 12 × 1/24 × 1 = 12/24 - Subtract the two like fractions:
720/24 - 12/24 = 720 - 12/24 = 708/24 - After reducing the fraction, the answer is 59/2
- In mixed form: 291/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/6-12/24 90/3-12/48 90/3-36/24 90/9-12/24 90/3-12/72 90/3-60/24 90/15-12/24 90/3-84/24 90/21-12/24