Subtract 50/42 from 15/6
1st number: 2 3/6, 2nd number: 1 8/42
15/6 - 50/42 is 55/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
15/6 = 15 × 7/6 × 7 = 105/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
50/42 = 50 × 1/42 × 1 = 50/42 - Subtract the two like fractions:
105/42 - 50/42 = 105 - 50/42 = 55/42 - In mixed form: 113/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/6-50/42 15/12-50/42 15/6-50/84 45/6-50/42 15/18-50/42 75/6-50/42 15/30-50/42 15/42-50/42