Subtract 10/15 from 80/12
1st number: 6 8/12, 2nd number: 10/15
80/12 - 10/15 is 6/1.
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,
80/12 = 80 × 5/12 × 5 = 400/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
10/15 = 10 × 4/15 × 4 = 40/60 - Subtract the two like fractions:
400/60 - 40/60 = 400 - 40/60 = 360/60 - After reducing the fraction, the answer is 6/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12-20/15 80/24-10/15 80/12-10/30 80/12-30/15 80/36-10/15 80/12-10/45 80/12-50/15 80/60-10/15 80/12-10/75 80/12-70/15 80/84-10/15