Subtract 36/45 from 81/35
1st number: 2 11/35, 2nd number: 36/45
81/35 - 36/45 is 53/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 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 45 × 7 = 315,
36/45 = 36 × 7/45 × 7 = 252/315 - Subtract the two like fractions:
729/315 - 252/315 = 729 - 252/315 = 477/315 - After reducing the fraction, the answer is 53/35
- In mixed form: 118/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/35-72/45 81/70-36/45 81/35-36/90