Subtract 30/54 from 3/2
1st number: 1 1/2, 2nd number: 30/54
3/2 - 30/54 is 17/18.
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,
3/2 = 3 × 27/2 × 27 = 81/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
30/54 = 30 × 1/54 × 1 = 30/54 - Subtract the two like fractions:
81/54 - 30/54 = 81 - 30/54 = 51/54 - After reducing the fraction, the answer is 17/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/2-30/54 3/2-60/54 3/4-30/54 9/2-30/54 3/2-90/54 3/6-30/54 15/2-30/54 3/10-30/54 21/2-30/54 3/14-30/54