Subtract 8/12 from 42/4
1st number: 10 2/4, 2nd number: 8/12
42/4 - 8/12 is 59/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
42/4 = 42 × 3/4 × 3 = 126/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
8/12 = 8 × 1/12 × 1 = 8/12 - Subtract the two like fractions:
126/12 - 8/12 = 126 - 8/12 = 118/12 - After reducing the fraction, the answer is 59/6
- In mixed form: 95/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4-8/12 42/4-16/12 42/8-8/12 42/4-8/24 42/4-24/12 42/12-8/12 42/4-8/36 42/4-40/12 42/20-8/12 42/4-8/60 42/4-56/12 42/28-8/12 42/4-8/84