Subtract 27/9 from 10/2
1st number: 5 0/2, 2nd number: 3 0/9
10/2 - 27/9 is 2/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
10/2 = 10 × 9/2 × 9 = 90/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
27/9 = 27 × 2/9 × 2 = 54/18 - Subtract the two like fractions:
90/18 - 54/18 = 90 - 54/18 = 36/18 - After reducing the fraction, the answer is 2/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/2-27/9 10/2-54/9 10/4-27/9 10/2-27/18 30/2-27/9 10/2-81/9 10/6-27/9 50/2-27/9 10/2-27/45 70/2-27/9 10/14-27/9 10/2-27/63