Subtract 3/54 from 84/30
1st number: 2 24/30, 2nd number: 3/54
84/30 - 3/54 is 247/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
84/30 = 84 × 9/30 × 9 = 756/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
3/54 = 3 × 5/54 × 5 = 15/270 - Subtract the two like fractions:
756/270 - 15/270 = 756 - 15/270 = 741/270 - After reducing the fraction, the answer is 247/90
- In mixed form: 267/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/30-6/54 84/60-3/54 84/30-9/54 84/90-3/54 84/30-15/54 84/30-21/54