Subtract 27/84 from 5/2
1st number: 2 1/2, 2nd number: 27/84
5/2 - 27/84 is 61/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 2 × 42 = 84,
5/2 = 5 × 42/2 × 42 = 210/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
27/84 = 27 × 1/84 × 1 = 27/84 - Subtract the two like fractions:
210/84 - 27/84 = 210 - 27/84 = 183/84 - After reducing the fraction, the answer is 61/28
- In mixed form: 25/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/2-27/84 5/2-54/84 5/4-27/84 15/2-27/84 5/2-81/84 5/6-27/84 25/2-27/84 5/10-27/84 35/2-27/84 5/14-27/84