Subtract 9/54 from 56/84
56/84 - 9/54 is 1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 84 × 9 = 756,
56/84 = 56 × 9/84 × 9 = 504/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
9/54 = 9 × 14/54 × 14 = 126/756 - Subtract the two like fractions:
504/756 - 126/756 = 504 - 126/756 = 378/756 - After reducing the fraction, the answer is 1/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/84-18/54 56/84-27/54 56/84-45/54 56/84-63/54