Subtract 15/84 from 54/14
1st number: 3 12/14, 2nd number: 15/84
54/14 - 15/84 is 103/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
54/14 = 54 × 6/14 × 6 = 324/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
15/84 = 15 × 1/84 × 1 = 15/84 - Subtract the two like fractions:
324/84 - 15/84 = 324 - 15/84 = 309/84 - After reducing the fraction, the answer is 103/28
- In mixed form: 319/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/14-30/84 54/28-15/84 54/14-45/84 54/42-15/84 54/14-75/84 54/70-15/84 54/98-15/84