Subtract 6/42 from 2/10
2/10 - 6/42 is 2/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 10 × 21 = 210,
2/10 = 2 × 21/10 × 21 = 42/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
6/42 = 6 × 5/42 × 5 = 30/210 - Subtract the two like fractions:
42/210 - 30/210 = 42 - 30/210 = 12/210 - After reducing the fraction, the answer is 2/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/10-6/42 2/10-12/42 2/20-6/42 2/10-6/84 6/10-6/42 2/10-18/42 2/30-6/42 2/10-30/42 2/50-6/42 14/10-6/42 2/70-6/42