Subtract 54/9 from 8/5
1st number: 1 3/5, 2nd number: 6 0/9
8/5 - 54/9 is -22/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
8/5 = 8 × 9/5 × 9 = 72/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
54/9 = 54 × 5/9 × 5 = 270/45 - Subtract the two like fractions:
72/45 - 270/45 = 72 - 270/45 = -198/45 - After reducing the fraction, the answer is -22/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/5-54/9 8/10-54/9 8/5-54/18 24/5-54/9 8/15-54/9 8/5-54/27 40/5-54/9 8/25-54/9 8/5-54/45 56/5-54/9 8/35-54/9 8/5-54/63