Subtract 3/56 from 90/5
1st number: 18 0/5, 2nd number: 3/56
90/5 - 3/56 is 1005/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 5 × 56 = 280,
90/5 = 90 × 56/5 × 56 = 5040/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
3/56 = 3 × 5/56 × 5 = 15/280 - Subtract the two like fractions:
5040/280 - 15/280 = 5040 - 15/280 = 5025/280 - After reducing the fraction, the answer is 1005/56
- In mixed form: 1753/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/5-6/56 90/10-3/56 90/5-9/56 90/15-3/56 90/5-15/56 90/25-3/56 90/5-21/56 90/35-3/56