Subtract 25/54 from 45/24
1st number: 1 21/24, 2nd number: 25/54
45/24 - 25/54 is 305/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 24 × 9 = 216,
45/24 = 45 × 9/24 × 9 = 405/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
25/54 = 25 × 4/54 × 4 = 100/216 - Subtract the two like fractions:
405/216 - 100/216 = 405 - 100/216 = 305/216 - In mixed form: 189/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/24-25/54 45/24-50/54 45/48-25/54 45/24-75/54 45/72-25/54