Subtract 15/54 from 24/84
24/84 - 15/54 is 1/126.
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,
24/84 = 24 × 9/84 × 9 = 216/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
15/54 = 15 × 14/54 × 14 = 210/756 - Subtract the two like fractions:
216/756 - 210/756 = 216 - 210/756 = 6/756 - After reducing the fraction, the answer is 1/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/84-15/54 24/84-30/54 72/84-15/54 24/84-45/54 24/84-75/54