Subtract 12/9 from 56/35
1st number: 1 21/35, 2nd number: 1 3/9
56/35 - 12/9 is 4/15.
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,
56/35 = 56 × 9/35 × 9 = 504/315 - Likewise, for the 2nd fraction, since 9 × 35 = 315,
12/9 = 12 × 35/9 × 35 = 420/315 - Subtract the two like fractions:
504/315 - 420/315 = 504 - 420/315 = 84/315 - After reducing the fraction, the answer is 4/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/35-24/9 56/70-12/9 56/35-12/18 56/35-36/9 56/35-12/27 56/35-60/9 56/35-12/45 56/35-84/9 56/35-12/63