Subtract 27/54 from 84/2
1st number: 42 0/2, 2nd number: 27/54
84/2 - 27/54 is 83/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 2 × 27 = 54,
84/2 = 84 × 27/2 × 27 = 2268/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
27/54 = 27 × 1/54 × 1 = 27/54 - Subtract the two like fractions:
2268/54 - 27/54 = 2268 - 27/54 = 2241/54 - After reducing the fraction, the answer is 83/2
- In mixed form: 411/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4-27/54 84/2-81/54 84/6-27/54 84/10-27/54 84/14-27/54