Subtract 15/54 from 10/2
1st number: 5 0/2, 2nd number: 15/54
10/2 - 15/54 is 85/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 2 × 27 = 54,
10/2 = 10 × 27/2 × 27 = 270/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
15/54 = 15 × 1/54 × 1 = 15/54 - Subtract the two like fractions:
270/54 - 15/54 = 270 - 15/54 = 255/54 - After reducing the fraction, the answer is 85/18
- In mixed form: 413/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/2-15/54 10/2-30/54 10/4-15/54 30/2-15/54 10/2-45/54 10/6-15/54 50/2-15/54 10/2-75/54 70/2-15/54 10/14-15/54