Subtract 28/10 from 75/56
1st number: 1 19/56, 2nd number: 2 8/10
75/56 - 28/10 is -409/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 10 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
75/56 = 75 × 5/56 × 5 = 375/280 - Likewise, for the 2nd fraction, since 10 × 28 = 280,
28/10 = 28 × 28/10 × 28 = 784/280 - Subtract the two like fractions:
375/280 - 784/280 = 375 - 784/280 = -409/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/56-56/10 75/56-28/20 75/56-84/10 75/56-28/30 75/56-28/50 75/56-28/70