Subtract 9/84 from 2/4
2/4 - 9/84 is 11/28.
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,
2/4 = 2 × 21/4 × 21 = 42/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
9/84 = 9 × 1/84 × 1 = 9/84 - Subtract the two like fractions:
42/84 - 9/84 = 42 - 9/84 = 33/84 - After reducing the fraction, the answer is 11/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/4-18/84 2/8-9/84 6/4-9/84 2/4-27/84 2/12-9/84 10/4-9/84 2/4-45/84 2/20-9/84 14/4-9/84 2/4-63/84 2/28-9/84