Subtract 15/14 from 45/36
1st number: 1 9/36, 2nd number: 1 1/14
45/36 - 15/14 is 5/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 14 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
45/36 = 45 × 7/36 × 7 = 315/252 - Likewise, for the 2nd fraction, since 14 × 18 = 252,
15/14 = 15 × 18/14 × 18 = 270/252 - Subtract the two like fractions:
315/252 - 270/252 = 315 - 270/252 = 45/252 - After reducing the fraction, the answer is 5/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/36-15/14 45/36-30/14 45/72-15/14 45/36-15/28 45/36-45/14 45/36-15/42 45/36-75/14 45/36-15/70 45/36-15/98