Subtract 15/36 from 12/35
12/35 - 15/36 is -31/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 35 × 36 = 1260,
12/35 = 12 × 36/35 × 36 = 432/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
15/36 = 15 × 35/36 × 35 = 525/1260 - Subtract the two like fractions:
432/1260 - 525/1260 = 432 - 525/1260 = -93/1260 - After reducing the fraction, the answer is -31/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/35-15/36 12/35-30/36 12/70-15/36 12/35-15/72 36/35-15/36 12/35-45/36 60/35-15/36 12/35-75/36 84/35-15/36