Subtract 15/54 from 25/4
1st number: 6 1/4, 2nd number: 15/54
25/4 - 15/54 is 215/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
25/4 = 25 × 27/4 × 27 = 675/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
15/54 = 15 × 2/54 × 2 = 30/108 - Subtract the two like fractions:
675/108 - 30/108 = 675 - 30/108 = 645/108 - After reducing the fraction, the answer is 215/36
- In mixed form: 535/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/4-15/54 25/4-30/54 25/8-15/54 75/4-15/54 25/4-45/54 25/12-15/54 25/4-75/54 25/20-15/54 25/28-15/54