Subtract 80/5 from 6/84
1st number: 6/84, 2nd number: 16 0/5
6/84 - 80/5 is -223/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 5 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
6/84 = 6 × 5/84 × 5 = 30/420 - Likewise, for the 2nd fraction, since 5 × 84 = 420,
80/5 = 80 × 84/5 × 84 = 6720/420 - Subtract the two like fractions:
30/420 - 6720/420 = 30 - 6720/420 = -6690/420 - After reducing the fraction, the answer is -223/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84-80/5 6/84-80/10 18/84-80/5 6/84-80/15 30/84-80/5 6/84-80/25 42/84-80/5 6/84-80/35