Subtract 80/27 from 12/16
1st number: 12/16, 2nd number: 2 26/27
12/16 - 80/27 is -239/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 27 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 16 × 27 = 432,
12/16 = 12 × 27/16 × 27 = 324/432 - Likewise, for the 2nd fraction, since 27 × 16 = 432,
80/27 = 80 × 16/27 × 16 = 1280/432 - Subtract the two like fractions:
324/432 - 1280/432 = 324 - 1280/432 = -956/432 - After reducing the fraction, the answer is -239/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/16-80/27 12/32-80/27 12/16-80/54 36/16-80/27 12/48-80/27 12/16-80/81 60/16-80/27 12/80-80/27 84/16-80/27