Subtract 15/12 from 80/8
1st number: 10 0/8, 2nd number: 1 3/12
80/8 - 15/12 is 35/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
80/8 = 80 × 3/8 × 3 = 240/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
15/12 = 15 × 2/12 × 2 = 30/24 - Subtract the two like fractions:
240/24 - 30/24 = 240 - 30/24 = 210/24 - After reducing the fraction, the answer is 35/4
- In mixed form: 83/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/8-30/12 80/16-15/12 80/8-15/24 80/8-45/12 80/24-15/12 80/8-15/36 80/8-75/12 80/40-15/12 80/8-15/60 80/56-15/12 80/8-15/84