Subtract 15/5 from 9/56
1st number: 9/56, 2nd number: 3 0/5
9/56 - 15/5 is -159/56.
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,
9/56 = 9 × 5/56 × 5 = 45/280 - Likewise, for the 2nd fraction, since 5 × 56 = 280,
15/5 = 15 × 56/5 × 56 = 840/280 - Subtract the two like fractions:
45/280 - 840/280 = 45 - 840/280 = -795/280 - After reducing the fraction, the answer is -159/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/56-15/5 9/56-30/5 9/56-15/10 27/56-15/5 9/56-45/5 45/56-15/5 9/56-75/5 9/56-15/25 63/56-15/5 9/56-15/35