Subtract 84/5 from 3/56
1st number: 3/56, 2nd number: 16 4/5
3/56 - 84/5 is -4689/280.
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,
3/56 = 3 × 5/56 × 5 = 15/280 - Likewise, for the 2nd fraction, since 5 × 56 = 280,
84/5 = 84 × 56/5 × 56 = 4704/280 - Subtract the two like fractions:
15/280 - 4704/280 = 15 - 4704/280 = -4689/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/56-84/5 3/56-84/10 9/56-84/5 3/56-84/15 15/56-84/5 3/56-84/25 21/56-84/5 3/56-84/35