Subtract 3/6 from 42/8
1st number: 5 2/8, 2nd number: 3/6
42/8 - 3/6 is 19/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 6 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
42/8 = 42 × 3/8 × 3 = 126/24 - Likewise, for the 2nd fraction, since 6 × 4 = 24,
3/6 = 3 × 4/6 × 4 = 12/24 - Subtract the two like fractions:
126/24 - 12/24 = 126 - 12/24 = 114/24 - After reducing the fraction, the answer is 19/4
- In mixed form: 43/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/8-3/6 42/16-3/6 42/8-3/12 42/8-9/6 42/24-3/6 42/8-3/18 42/8-15/6 42/40-3/6 42/8-3/30 42/8-21/6 42/56-3/6 42/8-3/42