Subtract 12/9 from 27/35
1st number: 27/35, 2nd number: 1 3/9
27/35 - 12/9 is -59/105.
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,
27/35 = 27 × 9/35 × 9 = 243/315 - Likewise, for the 2nd fraction, since 9 × 35 = 315,
12/9 = 12 × 35/9 × 35 = 420/315 - Subtract the two like fractions:
243/315 - 420/315 = 243 - 420/315 = -177/315 - After reducing the fraction, the answer is -59/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/35-12/9 27/35-24/9 27/70-12/9 27/35-12/18 81/35-12/9 27/35-36/9 27/35-12/27 27/35-60/9 27/35-12/45 27/35-84/9 27/35-12/63