Subtract 4/8 from 4/16
4/16 - 4/8 is -1/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 8 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 16 × 1 = 16,
4/16 = 4 × 1/16 × 1 = 4/16 - Likewise, for the 2nd fraction, since 8 × 2 = 16,
4/8 = 4 × 2/8 × 2 = 8/16 - Subtract the two like fractions:
4/16 - 8/16 = 4 - 8/16 = -4/16 - After reducing the fraction, the answer is -1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16-4/8 4/32-4/8 4/16-4/16 12/16-4/8 4/16-12/8 4/48-4/8 4/16-4/24 20/16-4/8 4/16-20/8 4/80-4/8 4/16-4/40 28/16-4/8 4/16-28/8 4/16-4/56