Subtract 45/5 from 54/4
1st number: 13 2/4, 2nd number: 9 0/5
54/4 - 45/5 is 9/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
54/4 = 54 × 5/4 × 5 = 270/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
45/5 = 45 × 4/5 × 4 = 180/20 - Subtract the two like fractions:
270/20 - 180/20 = 270 - 180/20 = 90/20 - After reducing the fraction, the answer is 9/2
- In mixed form: 41/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4-90/5 54/8-45/5 54/4-45/10 54/12-45/5 54/4-45/15 54/20-45/5 54/4-45/25 54/28-45/5 54/4-45/35