Subtract 30/54 from 4/2
1st number: 2 0/2, 2nd number: 30/54
4/2 - 30/54 is 13/9.
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,
4/2 = 4 × 27/2 × 27 = 108/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
30/54 = 30 × 1/54 × 1 = 30/54 - Subtract the two like fractions:
108/54 - 30/54 = 108 - 30/54 = 78/54 - After reducing the fraction, the answer is 13/9
- In mixed form: 14/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/2-30/54 4/2-60/54 12/2-30/54 4/2-90/54 4/6-30/54 20/2-30/54 4/10-30/54 28/2-30/54 4/14-30/54