Subtract 27/8 from 80/12
1st number: 6 8/12, 2nd number: 3 3/8
80/12 - 27/8 is 79/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
80/12 = 80 × 2/12 × 2 = 160/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
27/8 = 27 × 3/8 × 3 = 81/24 - Subtract the two like fractions:
160/24 - 81/24 = 160 - 81/24 = 79/24 - In mixed form: 37/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12-54/8 80/24-27/8 80/12-27/16 80/12-81/8 80/36-27/8 80/12-27/24 80/60-27/8 80/12-27/40 80/84-27/8 80/12-27/56