Subtract 24/90 from 6/18
6/18 - 24/90 is 1/15.
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,
6/18 = 6 × 5/18 × 5 = 30/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
24/90 = 24 × 1/90 × 1 = 24/90 - Subtract the two like fractions:
30/90 - 24/90 = 30 - 24/90 = 6/90 - After reducing the fraction, the answer is 1/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/18-24/90 6/18-48/90 6/36-24/90 6/18-72/90 6/54-24/90 30/18-24/90 6/90-24/90 42/18-24/90