Subtract 8/5 from 84/56
1st number: 1 28/56, 2nd number: 1 3/5
84/56 - 8/5 is -1/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 5 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
84/56 = 84 × 5/56 × 5 = 420/280 - Likewise, for the 2nd fraction, since 5 × 56 = 280,
8/5 = 8 × 56/5 × 56 = 448/280 - Subtract the two like fractions:
420/280 - 448/280 = 420 - 448/280 = -28/280 - After reducing the fraction, the answer is -1/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/56-16/5 84/56-8/10 84/56-24/5 84/56-8/15 84/56-40/5 84/56-8/25 84/56-56/5 84/56-8/35