Subtract 24/90 from 9/4
1st number: 2 1/4, 2nd number: 24/90
9/4 - 24/90 is 119/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
9/4 = 9 × 45/4 × 45 = 405/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
24/90 = 24 × 2/90 × 2 = 48/180 - Subtract the two like fractions:
405/180 - 48/180 = 405 - 48/180 = 357/180 - After reducing the fraction, the answer is 119/60
- In mixed form: 159/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4-24/90 9/4-48/90 9/8-24/90 27/4-24/90 9/4-72/90 9/12-24/90 45/4-24/90 9/20-24/90 63/4-24/90 9/28-24/90