Subtract 56/84 from 28/8
1st number: 3 4/8, 2nd number: 56/84
28/8 - 56/84 is 17/6.
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,
28/8 = 28 × 21/8 × 21 = 588/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
56/84 = 56 × 2/84 × 2 = 112/168 - Subtract the two like fractions:
588/168 - 112/168 = 588 - 112/168 = 476/168 - After reducing the fraction, the answer is 17/6
- In mixed form: 25/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8-56/84 28/16-56/84 84/8-56/84 28/24-56/84 28/40-56/84 28/56-56/84