Subtract 24/54 from 9/45
9/45 - 24/54 is -11/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 45 × 6 = 270,
9/45 = 9 × 6/45 × 6 = 54/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
24/54 = 24 × 5/54 × 5 = 120/270 - Subtract the two like fractions:
54/270 - 120/270 = 54 - 120/270 = -66/270 - After reducing the fraction, the answer is -11/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/45-24/54 9/45-48/54 9/90-24/54 27/45-24/54 9/45-72/54 63/45-24/54