Subtract 27/36 from 45/3
1st number: 15 0/3, 2nd number: 27/36
45/3 - 27/36 is 57/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 3 × 12 = 36,
45/3 = 45 × 12/3 × 12 = 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: 90/3-27/36 45/3-54/36 45/6-27/36 45/3-27/72 45/3-81/36 45/9-27/36 45/15-27/36 45/21-27/36