Subtract 4/48 from 18/12
1st number: 1 6/12, 2nd number: 4/48
18/12 - 4/48 is 17/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
18/12 = 18 × 4/12 × 4 = 72/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
4/48 = 4 × 1/48 × 1 = 4/48 - Subtract the two like fractions:
72/48 - 4/48 = 72 - 4/48 = 68/48 - After reducing the fraction, the answer is 17/12
- In mixed form: 15/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/12-4/48 18/12-8/48 18/24-4/48 18/12-4/96 54/12-4/48 18/12-12/48 18/36-4/48 90/12-4/48 18/12-20/48 18/60-4/48 18/12-28/48 18/84-4/48