Subtract 6/9 from 81/35
1st number: 2 11/35, 2nd number: 6/9
81/35 - 6/9 is 173/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 9 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
81/35 = 81 × 9/35 × 9 = 729/315 - Likewise, for the 2nd fraction, since 9 × 35 = 315,
6/9 = 6 × 35/9 × 35 = 210/315 - Subtract the two like fractions:
729/315 - 210/315 = 729 - 210/315 = 519/315 - After reducing the fraction, the answer is 173/105
- In mixed form: 168/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/35-12/9 81/70-6/9 81/35-6/18 81/35-18/9 81/35-6/27 81/35-30/9 81/35-6/45 81/35-42/9 81/35-6/63