Subtract 24/40 from 45/2
1st number: 22 1/2, 2nd number: 24/40
45/2 - 24/40 is 219/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,
45/2 = 45 × 20/2 × 20 = 900/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
24/40 = 24 × 1/40 × 1 = 24/40 - Subtract the two like fractions:
900/40 - 24/40 = 900 - 24/40 = 876/40 - After reducing the fraction, the answer is 219/10
- In mixed form: 219/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2-24/40 45/2-48/40 45/4-24/40 45/2-24/80 45/2-72/40 45/6-24/40 45/10-24/40 45/14-24/40