Subtract 6/8 from 28/36
28/36 - 6/8 is 1/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
28/36 = 28 × 2/36 × 2 = 56/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
6/8 = 6 × 9/8 × 9 = 54/72 - Subtract the two like fractions:
56/72 - 54/72 = 56 - 54/72 = 2/72 - After reducing the fraction, the answer is 1/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/36-6/8 28/36-12/8 28/72-6/8 28/36-6/16 84/36-6/8 28/36-18/8 28/36-6/24 28/36-30/8 28/36-6/40 28/36-42/8 28/36-6/56