Subtract 42/48 from 30/24
1st number: 1 6/24, 2nd number: 42/48
30/24 - 42/48 is 3/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 24 × 2 = 48,
30/24 = 30 × 2/24 × 2 = 60/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
42/48 = 42 × 1/48 × 1 = 42/48 - Subtract the two like fractions:
60/48 - 42/48 = 60 - 42/48 = 18/48 - After reducing the fraction, the answer is 3/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/24-42/48 30/24-84/48 30/48-42/48 30/24-42/96 90/24-42/48 30/72-42/48