Subtract 9/18 from 30/24
1st number: 1 6/24, 2nd number: 9/18
30/24 - 9/18 is 3/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
30/24 = 30 × 3/24 × 3 = 90/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
9/18 = 9 × 4/18 × 4 = 36/72 - Subtract the two like fractions:
90/72 - 36/72 = 90 - 36/72 = 54/72 - After reducing the fraction, the answer is 3/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/24-9/18 30/48-9/18 30/24-9/36 90/24-9/18 30/24-27/18 30/72-9/18 30/24-9/54 30/24-45/18 30/24-9/90 30/24-63/18