Subtract 27/42 from 10/3
1st number: 3 1/3, 2nd number: 27/42
10/3 - 27/42 is 113/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
10/3 = 10 × 14/3 × 14 = 140/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
27/42 = 27 × 1/42 × 1 = 27/42 - Subtract the two like fractions:
140/42 - 27/42 = 140 - 27/42 = 113/42 - In mixed form: 229/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/3-27/42 10/3-54/42 10/6-27/42 10/3-27/84 30/3-27/42 10/3-81/42 10/9-27/42 50/3-27/42 10/15-27/42 70/3-27/42 10/21-27/42