Subtract 90/36 from 1/9
1st number: 1/9, 2nd number: 2 18/36
1/9 - 90/36 is -43/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
1/9 = 1 × 4/9 × 4 = 4/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
90/36 = 90 × 1/36 × 1 = 90/36 - Subtract the two like fractions:
4/36 - 90/36 = 4 - 90/36 = -86/36 - After reducing the fraction, the answer is -43/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/9-90/36 1/18-90/36 1/9-90/72 3/9-90/36 1/27-90/36 5/9-90/36 1/45-90/36 7/9-90/36 1/63-90/36