Subtract 3/20 from 9/3
1st number: 3 0/3, 2nd number: 3/20
9/3 - 3/20 is 57/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 3 × 20 = 60,
9/3 = 9 × 20/3 × 20 = 180/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
3/20 = 3 × 3/20 × 3 = 9/60 - Subtract the two like fractions:
180/60 - 9/60 = 180 - 9/60 = 171/60 - After reducing the fraction, the answer is 57/20
- In mixed form: 217/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/3-3/20 9/3-6/20 9/6-3/20 9/3-3/40 27/3-3/20 9/3-9/20 9/3-3/60 45/3-3/20 9/3-15/20 9/15-3/20 63/3-3/20 9/3-21/20 9/21-3/20