Subtract 2/54 from 9/30
9/30 - 2/54 is 71/270.
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,
9/30 = 9 × 9/30 × 9 = 81/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
2/54 = 2 × 5/54 × 5 = 10/270 - Subtract the two like fractions:
81/270 - 10/270 = 81 - 10/270 = 71/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/30-2/54 9/30-4/54 9/60-2/54 27/30-2/54 9/30-6/54 9/90-2/54 45/30-2/54 9/30-10/54 63/30-2/54 9/30-14/54