Subtract 12/42 from 6/10
6/10 - 12/42 is 11/35.
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,
6/10 = 6 × 21/10 × 21 = 126/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
12/42 = 12 × 5/42 × 5 = 60/210 - Subtract the two like fractions:
126/210 - 60/210 = 126 - 60/210 = 66/210 - After reducing the fraction, the answer is 11/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/10-12/42 6/10-24/42 6/20-12/42 6/10-12/84 18/10-12/42 6/10-36/42 6/30-12/42 30/10-12/42 6/10-60/42 6/50-12/42 42/10-12/42 6/10-84/42 6/70-12/42