Subtract 25/9 from 6/90
1st number: 6/90, 2nd number: 2 7/9
6/90 - 25/9 is -122/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
6/90 = 6 × 1/90 × 1 = 6/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
25/9 = 25 × 10/9 × 10 = 250/90 - Subtract the two like fractions:
6/90 - 250/90 = 6 - 250/90 = -244/90 - After reducing the fraction, the answer is -122/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/90-25/9 6/90-50/9 6/90-25/18 18/90-25/9 6/90-75/9 6/90-25/27 30/90-25/9 6/90-25/45 42/90-25/9 6/90-25/63