Subtract 81/45 from 9/3
1st number: 3 0/3, 2nd number: 1 36/45
9/3 - 81/45 is 6/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 3 × 15 = 45,
9/3 = 9 × 15/3 × 15 = 135/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
81/45 = 81 × 1/45 × 1 = 81/45 - Subtract the two like fractions:
135/45 - 81/45 = 135 - 81/45 = 54/45 - After reducing the fraction, the answer is 6/5
- In mixed form: 11/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/3-81/45 9/6-81/45 9/3-81/90 27/3-81/45 45/3-81/45 9/15-81/45 63/3-81/45 9/21-81/45