Subtract 2/35 from 6/21
6/21 - 2/35 is 8/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
6/21 = 6 × 5/21 × 5 = 30/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
2/35 = 2 × 3/35 × 3 = 6/105 - Subtract the two like fractions:
30/105 - 6/105 = 30 - 6/105 = 24/105 - After reducing the fraction, the answer is 8/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/21-2/35 6/21-4/35 6/42-2/35 6/21-2/70 18/21-2/35 6/21-6/35 6/63-2/35 30/21-2/35 6/21-10/35 42/21-2/35 6/21-14/35