Subtract 15/75 from 9/4
1st number: 2 1/4, 2nd number: 15/75
9/4 - 15/75 is 41/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 4 × 75 = 300,
9/4 = 9 × 75/4 × 75 = 675/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
15/75 = 15 × 4/75 × 4 = 60/300 - Subtract the two like fractions:
675/300 - 60/300 = 675 - 60/300 = 615/300 - After reducing the fraction, the answer is 41/20
- In mixed form: 21/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4-15/75 9/4-30/75 9/8-15/75 27/4-15/75 9/4-45/75 9/12-15/75 45/4-15/75 9/20-15/75 63/4-15/75 9/28-15/75