Subtract 24/9 from 1/90
1st number: 1/90, 2nd number: 2 6/9
1/90 - 24/9 is -239/90.
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,
1/90 = 1 × 1/90 × 1 = 1/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
24/9 = 24 × 10/9 × 10 = 240/90 - Subtract the two like fractions:
1/90 - 240/90 = 1 - 240/90 = -239/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/90-24/9 1/90-48/9 1/90-24/18 3/90-24/9 1/90-72/9 1/90-24/27 5/90-24/9 1/90-24/45 7/90-24/9 1/90-24/63