Subtract 9/20 from 50/2
1st number: 25 0/2, 2nd number: 9/20
50/2 - 9/20 is 491/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 2 × 10 = 20,
50/2 = 50 × 10/2 × 10 = 500/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
9/20 = 9 × 1/20 × 1 = 9/20 - Subtract the two like fractions:
500/20 - 9/20 = 500 - 9/20 = 491/20 - In mixed form: 2411/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/2-18/20 50/4-9/20 50/2-9/40 50/2-27/20 50/6-9/20 50/2-9/60 50/2-45/20 50/10-9/20 50/2-63/20 50/14-9/20