Subtract 5/90 from 8/6
1st number: 1 2/6, 2nd number: 5/90
8/6 - 5/90 is 23/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
8/6 = 8 × 15/6 × 15 = 120/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
5/90 = 5 × 1/90 × 1 = 5/90 - Subtract the two like fractions:
120/90 - 5/90 = 120 - 5/90 = 115/90 - After reducing the fraction, the answer is 23/18
- In mixed form: 15/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/6-5/90 8/6-10/90 8/12-5/90 24/6-5/90 8/6-15/90 8/18-5/90 40/6-5/90 8/6-25/90 8/30-5/90 56/6-5/90 8/6-35/90 8/42-5/90