Subtract 27/5 from 9/10
1st number: 9/10, 2nd number: 5 2/5
9/10 - 27/5 is -9/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 10 × 1 = 10,
9/10 = 9 × 1/10 × 1 = 9/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
27/5 = 27 × 2/5 × 2 = 54/10 - Subtract the two like fractions:
9/10 - 54/10 = 9 - 54/10 = -45/10 - After reducing the fraction, the answer is -9/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10-27/5 9/10-54/5 9/20-27/5 9/10-27/10 27/10-27/5 9/10-81/5 9/30-27/5 9/10-27/15 45/10-27/5 9/50-27/5 9/10-27/25 63/10-27/5 9/70-27/5 9/10-27/35