Subtract 54/9 from 7/4
1st number: 1 3/4, 2nd number: 6 0/9
7/4 - 54/9 is -17/4.
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,
7/4 = 7 × 9/4 × 9 = 63/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
54/9 = 54 × 4/9 × 4 = 216/36 - Subtract the two like fractions:
63/36 - 216/36 = 63 - 216/36 = -153/36 - After reducing the fraction, the answer is -17/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/4-54/9 7/8-54/9 7/4-54/18 21/4-54/9 7/12-54/9 7/4-54/27 35/4-54/9 7/20-54/9 7/4-54/45 49/4-54/9 7/28-54/9 7/4-54/63