Subtract 3/45 from 56/35
1st number: 1 21/35, 2nd number: 3/45
56/35 - 3/45 is 23/15.
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,
56/35 = 56 × 9/35 × 9 = 504/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
3/45 = 3 × 7/45 × 7 = 21/315 - Subtract the two like fractions:
504/315 - 21/315 = 504 - 21/315 = 483/315 - After reducing the fraction, the answer is 23/15
- In mixed form: 18/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/35-6/45 56/70-3/45 56/35-3/90 56/35-9/45 56/35-15/45 56/35-21/45