Subtract 8/90 from 60/18
1st number: 3 6/18, 2nd number: 8/90
60/18 - 8/90 is 146/45.
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,
60/18 = 60 × 5/18 × 5 = 300/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
8/90 = 8 × 1/90 × 1 = 8/90 - Subtract the two like fractions:
300/90 - 8/90 = 300 - 8/90 = 292/90 - After reducing the fraction, the answer is 146/45
- In mixed form: 311/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/18-16/90 60/36-8/90 60/18-24/90 60/54-8/90 60/18-40/90 60/90-8/90 60/18-56/90