Subtract 28/27 from 8/16
1st number: 8/16, 2nd number: 1 1/27
8/16 - 28/27 is -29/54.
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,
8/16 = 8 × 27/16 × 27 = 216/432 - Likewise, for the 2nd fraction, since 27 × 16 = 432,
28/27 = 28 × 16/27 × 16 = 448/432 - Subtract the two like fractions:
216/432 - 448/432 = 216 - 448/432 = -232/432 - After reducing the fraction, the answer is -29/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16-56/27 8/32-28/27 8/16-28/54 24/16-28/27 8/16-84/27 8/48-28/27 8/16-28/81 40/16-28/27 8/80-28/27 56/16-28/27