Subtract 42/12 from 48/3
1st number: 16 0/3, 2nd number: 3 6/12
48/3 - 42/12 is 25/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
48/3 = 48 × 4/3 × 4 = 192/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
42/12 = 42 × 1/12 × 1 = 42/12 - Subtract the two like fractions:
192/12 - 42/12 = 192 - 42/12 = 150/12 - After reducing the fraction, the answer is 25/2
- In mixed form: 121/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/3-42/12 48/3-84/12 48/6-42/12 48/3-42/24 48/9-42/12 48/3-42/36 48/15-42/12 48/3-42/60 48/21-42/12 48/3-42/84