Subtract 3/84 from 84/5
1st number: 16 4/5, 2nd number: 3/84
84/5 - 3/84 is 2347/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 5 × 84 = 420,
84/5 = 84 × 84/5 × 84 = 7056/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
3/84 = 3 × 5/84 × 5 = 15/420 - Subtract the two like fractions:
7056/420 - 15/420 = 7056 - 15/420 = 7041/420 - After reducing the fraction, the answer is 2347/140
- In mixed form: 16107/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/5-6/84 84/10-3/84 84/5-9/84 84/15-3/84 84/5-15/84 84/25-3/84 84/5-21/84 84/35-3/84