Subtract 40/12 from 25/36
1st number: 25/36, 2nd number: 3 4/12
25/36 - 40/12 is -95/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
25/36 = 25 × 1/36 × 1 = 25/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
40/12 = 40 × 3/12 × 3 = 120/36 - Subtract the two like fractions:
25/36 - 120/36 = 25 - 120/36 = -95/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/36-40/12 25/36-80/12 25/72-40/12 25/36-40/24 75/36-40/12 25/36-40/36 25/36-40/60 25/36-40/84