Subtract 8/35 from 12/15
12/15 - 8/35 is 4/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
12/15 = 12 × 7/15 × 7 = 84/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
8/35 = 8 × 3/35 × 3 = 24/105 - Subtract the two like fractions:
84/105 - 24/105 = 84 - 24/105 = 60/105 - After reducing the fraction, the answer is 4/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/15-8/35 12/15-16/35 12/30-8/35 12/15-8/70 36/15-8/35 12/15-24/35 12/45-8/35 60/15-8/35 12/15-40/35 12/75-8/35 84/15-8/35 12/15-56/35