Subtract 2/56 from 90/20
1st number: 4 10/20, 2nd number: 2/56
90/20 - 2/56 is 125/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 20 × 14 = 280,
90/20 = 90 × 14/20 × 14 = 1260/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
2/56 = 2 × 5/56 × 5 = 10/280 - Subtract the two like fractions:
1260/280 - 10/280 = 1260 - 10/280 = 1250/280 - After reducing the fraction, the answer is 125/28
- In mixed form: 413/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/20-4/56 90/40-2/56 90/20-6/56 90/60-2/56 90/20-10/56 90/20-14/56