Subtract 5/84 from 3/5
3/5 - 5/84 is 227/420.
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,
3/5 = 3 × 84/5 × 84 = 252/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
5/84 = 5 × 5/84 × 5 = 25/420 - Subtract the two like fractions:
252/420 - 25/420 = 252 - 25/420 = 227/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/5-5/84 3/5-10/84 3/10-5/84 9/5-5/84 3/5-15/84 3/15-5/84 15/5-5/84 3/5-25/84 3/25-5/84 21/5-5/84 3/5-35/84 3/35-5/84