Subtract 3/84 from 1/18
1/18 - 3/84 is 5/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
1/18 = 1 × 14/18 × 14 = 14/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
3/84 = 3 × 3/84 × 3 = 9/252 - Subtract the two like fractions:
14/252 - 9/252 = 14 - 9/252 = 5/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/18-3/84 1/18-6/84 1/36-3/84 3/18-3/84 1/18-9/84 1/54-3/84 5/18-3/84 1/18-15/84 1/90-3/84 7/18-3/84 1/18-21/84