Subtract 15/84 from 9/3
1st number: 3 0/3, 2nd number: 15/84
9/3 - 15/84 is 79/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 3 × 28 = 84,
9/3 = 9 × 28/3 × 28 = 252/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
15/84 = 15 × 1/84 × 1 = 15/84 - Subtract the two like fractions:
252/84 - 15/84 = 252 - 15/84 = 237/84 - After reducing the fraction, the answer is 79/28
- In mixed form: 223/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/3-15/84 9/3-30/84 9/6-15/84 27/3-15/84 9/3-45/84 45/3-15/84 9/3-75/84 9/15-15/84 63/3-15/84 9/21-15/84