Subtract 3/12 from 80/27
1st number: 2 26/27, 2nd number: 3/12
80/27 - 3/12 is 293/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 12 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 27 × 4 = 108,
80/27 = 80 × 4/27 × 4 = 320/108 - Likewise, for the 2nd fraction, since 12 × 9 = 108,
3/12 = 3 × 9/12 × 9 = 27/108 - Subtract the two like fractions:
320/108 - 27/108 = 320 - 27/108 = 293/108 - In mixed form: 277/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/27-6/12 80/54-3/12 80/27-3/24 80/27-9/12 80/81-3/12 80/27-3/36 80/27-15/12 80/27-3/60 80/27-21/12 80/27-3/84