Subtract 54/9 from 9/4
1st number: 2 1/4, 2nd number: 6 0/9
9/4 - 54/9 is -15/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 9 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 9 × 4 = 36,
54/9 = 54 × 4/9 × 4 = 216/36 - Subtract the two like fractions:
81/36 - 216/36 = 81 - 216/36 = -135/36 - After reducing the fraction, the answer is -15/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4-54/9 9/8-54/9 9/4-54/18 27/4-54/9 9/12-54/9 9/4-54/27 45/4-54/9 9/20-54/9 9/4-54/45 63/4-54/9 9/28-54/9 9/4-54/63