Subtract 36/40 from 27/3
1st number: 9 0/3, 2nd number: 36/40
27/3 - 36/40 is 81/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 3 × 40 = 120,
27/3 = 27 × 40/3 × 40 = 1080/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
36/40 = 36 × 3/40 × 3 = 108/120 - Subtract the two like fractions:
1080/120 - 108/120 = 1080 - 108/120 = 972/120 - After reducing the fraction, the answer is 81/10
- In mixed form: 81/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/3-36/40 27/3-72/40 27/6-36/40 27/3-36/80 81/3-36/40 27/9-36/40 27/15-36/40 27/21-36/40