Subtract 5/4 from 15/36
1st number: 15/36, 2nd number: 1 1/4
15/36 - 5/4 is -5/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
15/36 = 15 × 1/36 × 1 = 15/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
5/4 = 5 × 9/4 × 9 = 45/36 - Subtract the two like fractions:
15/36 - 45/36 = 15 - 45/36 = -30/36 - After reducing the fraction, the answer is -5/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/36-5/4 15/36-10/4 15/72-5/4 15/36-5/8 45/36-5/4 15/36-15/4 15/36-5/12 75/36-5/4 15/36-25/4 15/36-5/20 15/36-35/4 15/36-5/28