Subtract 3/7 from 12/35
12/35 - 3/7 is -3/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 35 × 1 = 35,
12/35 = 12 × 1/35 × 1 = 12/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
3/7 = 3 × 5/7 × 5 = 15/35 - Subtract the two like fractions:
12/35 - 15/35 = 12 - 15/35 = -3/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/35-3/7 12/35-6/7 12/70-3/7 12/35-3/14 36/35-3/7 12/35-9/7 12/35-3/21 60/35-3/7 12/35-15/7 12/35-3/35 84/35-3/7 12/35-21/7 12/35-3/49