Subtract 42/24 from 10/8
1st number: 1 2/8, 2nd number: 1 18/24
10/8 - 42/24 is -1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
10/8 = 10 × 3/8 × 3 = 30/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
42/24 = 42 × 1/24 × 1 = 42/24 - Subtract the two like fractions:
30/24 - 42/24 = 30 - 42/24 = -12/24 - After reducing the fraction, the answer is -1/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/8-42/24 10/8-84/24 10/16-42/24 10/8-42/48 30/8-42/24 10/24-42/24 10/8-42/72 50/8-42/24 10/40-42/24 70/8-42/24 10/56-42/24