Subtract 9/90 from 84/9
1st number: 9 3/9, 2nd number: 9/90
84/9 - 9/90 is 277/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
84/9 = 84 × 10/9 × 10 = 840/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
9/90 = 9 × 1/90 × 1 = 9/90 - Subtract the two like fractions:
840/90 - 9/90 = 840 - 9/90 = 831/90 - After reducing the fraction, the answer is 277/30
- In mixed form: 97/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9-18/90 84/18-9/90 84/9-27/90 84/27-9/90 84/9-45/90 84/45-9/90 84/9-63/90 84/63-9/90