Subtract 12/84 from 1/4
1/4 - 12/84 is 3/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
1/4 = 1 × 21/4 × 21 = 21/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
12/84 = 12 × 1/84 × 1 = 12/84 - Subtract the two like fractions:
21/84 - 12/84 = 21 - 12/84 = 9/84 - After reducing the fraction, the answer is 3/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/4-12/84 1/4-24/84 1/8-12/84 3/4-12/84 1/4-36/84 1/12-12/84 5/4-12/84 1/4-60/84 1/20-12/84 7/4-12/84 1/28-12/84