Subtract 4/36 from 28/24
1st number: 1 4/24, 2nd number: 4/36
28/24 - 4/36 is 19/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 36 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
28/24 = 28 × 3/24 × 3 = 84/72 - Likewise, for the 2nd fraction, since 36 × 2 = 72,
4/36 = 4 × 2/36 × 2 = 8/72 - Subtract the two like fractions:
84/72 - 8/72 = 84 - 8/72 = 76/72 - After reducing the fraction, the answer is 19/18
- In mixed form: 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/24-4/36 28/24-8/36 28/48-4/36 28/24-4/72 84/24-4/36 28/24-12/36 28/72-4/36 28/24-20/36 28/24-28/36