Subtract 3/8 from 28/56
28/56 - 3/8 is 1/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
28/56 = 28 × 1/56 × 1 = 28/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
3/8 = 3 × 7/8 × 7 = 21/56 - Subtract the two like fractions:
28/56 - 21/56 = 28 - 21/56 = 7/56 - After reducing the fraction, the answer is 1/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/56-6/8 28/56-3/16 84/56-3/8 28/56-9/8 28/56-3/24 28/56-15/8 28/56-3/40 28/56-21/8 28/56-3/56