Subtract 3/15 from 48/12
1st number: 4 0/12, 2nd number: 3/15
48/12 - 3/15 is 19/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
48/12 = 48 × 5/12 × 5 = 240/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
3/15 = 3 × 4/15 × 4 = 12/60 - Subtract the two like fractions:
240/60 - 12/60 = 240 - 12/60 = 228/60 - After reducing the fraction, the answer is 19/5
- In mixed form: 34/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/12-3/15 48/12-6/15 48/24-3/15 48/12-3/30 48/12-9/15 48/36-3/15 48/12-3/45 48/60-3/15 48/12-3/75 48/12-21/15 48/84-3/15