Subtract 12/36 from 9/4
1st number: 2 1/4, 2nd number: 12/36
9/4 - 12/36 is 23/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
9/4 = 9 × 9/4 × 9 = 81/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
12/36 = 12 × 1/36 × 1 = 12/36 - Subtract the two like fractions:
81/36 - 12/36 = 81 - 12/36 = 69/36 - After reducing the fraction, the answer is 23/12
- In mixed form: 111/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4-12/36 9/4-24/36 9/8-12/36 9/4-12/72 27/4-12/36 9/12-12/36 45/4-12/36 9/4-60/36 9/20-12/36 63/4-12/36 9/4-84/36 9/28-12/36