Subtract 42/50 from 6/10
6/10 - 42/50 is -6/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 50 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 10 × 5 = 50,
6/10 = 6 × 5/10 × 5 = 30/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
42/50 = 42 × 1/50 × 1 = 42/50 - Subtract the two like fractions:
30/50 - 42/50 = 30 - 42/50 = -12/50 - After reducing the fraction, the answer is -6/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/10-42/50 6/10-84/50 6/20-42/50 18/10-42/50 6/30-42/50 30/10-42/50 6/50-42/50 42/10-42/50 6/70-42/50