Subtract 15/36 from 40/14
1st number: 2 12/14, 2nd number: 15/36
40/14 - 15/36 is 205/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 14 × 18 = 252,
40/14 = 40 × 18/14 × 18 = 720/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
15/36 = 15 × 7/36 × 7 = 105/252 - Subtract the two like fractions:
720/252 - 105/252 = 720 - 105/252 = 615/252 - After reducing the fraction, the answer is 205/84
- In mixed form: 237/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/14-15/36 40/14-30/36 40/28-15/36 40/14-15/72 40/14-45/36 40/42-15/36 40/14-75/36 40/70-15/36 40/98-15/36