Subtract 8/84 from 2/8
2/8 - 8/84 is 13/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
2/8 = 2 × 21/8 × 21 = 42/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
8/84 = 8 × 2/84 × 2 = 16/168 - Subtract the two like fractions:
42/168 - 16/168 = 42 - 16/168 = 26/168 - After reducing the fraction, the answer is 13/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/8-8/84 2/8-16/84 2/16-8/84 6/8-8/84 2/8-24/84 2/24-8/84 10/8-8/84 2/8-40/84 2/40-8/84 14/8-8/84 2/8-56/84 2/56-8/84