Subtract 27/30 from 9/10
9/10 - 27/30 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
9/10 = 9 × 3/10 × 3 = 27/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
27/30 = 27 × 1/30 × 1 = 27/30 - Subtract the two like fractions:
27/30 - 27/30 = 27 - 27/30 = 0/30 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10-27/30 9/10-54/30 9/20-27/30 9/10-27/60 27/10-27/30 9/10-81/30 9/30-27/30 9/10-27/90 45/10-27/30 9/50-27/30 63/10-27/30 9/70-27/30