Subtract 42/4 from 50/12
1st number: 4 2/12, 2nd number: 10 2/4
50/12 - 42/4 is -19/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
50/12 = 50 × 1/12 × 1 = 50/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
42/4 = 42 × 3/4 × 3 = 126/12 - Subtract the two like fractions:
50/12 - 126/12 = 50 - 126/12 = -76/12 - After reducing the fraction, the answer is -19/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/12-84/4 50/24-42/4 50/12-42/8 50/36-42/4 50/12-42/12 50/60-42/4 50/12-42/20 50/84-42/4 50/12-42/28