Subtract 42/8 from 75/3
1st number: 25 0/3, 2nd number: 5 2/8
75/3 - 42/8 is 79/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
75/3 = 75 × 8/3 × 8 = 600/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
42/8 = 42 × 3/8 × 3 = 126/24 - Subtract the two like fractions:
600/24 - 126/24 = 600 - 126/24 = 474/24 - After reducing the fraction, the answer is 79/4
- In mixed form: 193/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/3-84/8 75/6-42/8 75/3-42/16 75/9-42/8 75/3-42/24 75/15-42/8 75/3-42/40 75/21-42/8 75/3-42/56