Subtract 27/36 from 30/2
1st number: 15 0/2, 2nd number: 27/36
30/2 - 27/36 is 57/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 2 × 18 = 36,
30/2 = 30 × 18/2 × 18 = 540/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
27/36 = 27 × 1/36 × 1 = 27/36 - Subtract the two like fractions:
540/36 - 27/36 = 540 - 27/36 = 513/36 - After reducing the fraction, the answer is 57/4
- In mixed form: 141/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/2-27/36 30/2-54/36 30/4-27/36 30/2-27/72 90/2-27/36 30/2-81/36 30/6-27/36 30/10-27/36 30/14-27/36