Subtract 10/60 from 20/18
1st number: 1 2/18, 2nd number: 10/60
20/18 - 10/60 is 17/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 18 × 10 = 180,
20/18 = 20 × 10/18 × 10 = 200/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
10/60 = 10 × 3/60 × 3 = 30/180 - Subtract the two like fractions:
200/180 - 30/180 = 200 - 30/180 = 170/180 - After reducing the fraction, the answer is 17/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/18-10/60 20/18-20/60 20/36-10/60 60/18-10/60 20/18-30/60 20/54-10/60 20/18-50/60 20/90-10/60 20/18-70/60