Subtract 12/9 from 10/35
1st number: 10/35, 2nd number: 1 3/9
10/35 - 12/9 is -22/21.
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,
10/35 = 10 × 9/35 × 9 = 90/315 - Likewise, for the 2nd fraction, since 9 × 35 = 315,
12/9 = 12 × 35/9 × 35 = 420/315 - Subtract the two like fractions:
90/315 - 420/315 = 90 - 420/315 = -330/315 - After reducing the fraction, the answer is -22/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/35-12/9 10/35-24/9 10/70-12/9 10/35-12/18 30/35-12/9 10/35-36/9 10/35-12/27 50/35-12/9 10/35-60/9 10/35-12/45 70/35-12/9 10/35-84/9 10/35-12/63