Subtract 48/18 from 80/15
1st number: 5 5/15, 2nd number: 2 12/18
80/15 - 48/18 is 8/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
80/15 = 80 × 6/15 × 6 = 480/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
48/18 = 48 × 5/18 × 5 = 240/90 - Subtract the two like fractions:
480/90 - 240/90 = 480 - 240/90 = 240/90 - After reducing the fraction, the answer is 8/3
- In mixed form: 22/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/15-96/18 80/30-48/18 80/15-48/36 80/45-48/18 80/15-48/54 80/75-48/18 80/15-48/90