Subtract 5/3 from 9/90
1st number: 9/90, 2nd number: 1 2/3
9/90 - 5/3 is -47/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 3 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
9/90 = 9 × 1/90 × 1 = 9/90 - Likewise, for the 2nd fraction, since 3 × 30 = 90,
5/3 = 5 × 30/3 × 30 = 150/90 - Subtract the two like fractions:
9/90 - 150/90 = 9 - 150/90 = -141/90 - After reducing the fraction, the answer is -47/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/90-5/3 9/90-10/3 9/90-5/6 27/90-5/3 9/90-15/3 9/90-5/9 45/90-5/3 9/90-25/3 9/90-5/15 63/90-5/3 9/90-35/3 9/90-5/21