Subtract 36/80 from 27/10
1st number: 2 7/10, 2nd number: 36/80
27/10 - 36/80 is 9/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
27/10 = 27 × 8/10 × 8 = 216/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
36/80 = 36 × 1/80 × 1 = 36/80 - Subtract the two like fractions:
216/80 - 36/80 = 216 - 36/80 = 180/80 - After reducing the fraction, the answer is 9/4
- In mixed form: 21/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/10-36/80 27/10-72/80 27/20-36/80 81/10-36/80 27/30-36/80 27/50-36/80 27/70-36/80