Subtract 42/10 from 27/6
1st number: 4 3/6, 2nd number: 4 2/10
27/6 - 42/10 is 3/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
27/6 = 27 × 5/6 × 5 = 135/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
42/10 = 42 × 3/10 × 3 = 126/30 - Subtract the two like fractions:
135/30 - 126/30 = 135 - 126/30 = 9/30 - After reducing the fraction, the answer is 3/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/6-42/10 27/6-84/10 27/12-42/10 27/6-42/20 81/6-42/10 27/18-42/10 27/6-42/30 27/30-42/10 27/6-42/50 27/42-42/10 27/6-42/70