Subtract 15/27 from 10/2
1st number: 5 0/2, 2nd number: 15/27
10/2 - 15/27 is 40/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 27 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 27 × 2 = 54,
15/27 = 15 × 2/27 × 2 = 30/54 - Subtract the two like fractions:
270/54 - 30/54 = 270 - 30/54 = 240/54 - After reducing the fraction, the answer is 40/9
- In mixed form: 44/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/2-15/27 10/2-30/27 10/4-15/27 10/2-15/54 30/2-15/27 10/2-45/27 10/6-15/27 10/2-15/81 50/2-15/27 10/2-75/27 70/2-15/27 10/14-15/27