Subtract 6/90 from 10/18
10/18 - 6/90 is 22/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
10/18 = 10 × 5/18 × 5 = 50/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
6/90 = 6 × 1/90 × 1 = 6/90 - Subtract the two like fractions:
50/90 - 6/90 = 50 - 6/90 = 44/90 - After reducing the fraction, the answer is 22/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18-6/90 10/18-12/90 10/36-6/90 30/18-6/90 10/18-18/90 10/54-6/90 50/18-6/90 10/18-30/90 10/90-6/90 70/18-6/90 10/18-42/90