Subtract 7/35 from 12/9
1st number: 1 3/9, 2nd number: 7/35
12/9 - 7/35 is 17/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 9 × 35 = 315,
12/9 = 12 × 35/9 × 35 = 420/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
7/35 = 7 × 9/35 × 9 = 63/315 - Subtract the two like fractions:
420/315 - 63/315 = 420 - 63/315 = 357/315 - After reducing the fraction, the answer is 17/15
- In mixed form: 12/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/9-7/35 12/9-14/35 12/18-7/35 12/9-7/70 36/9-7/35 12/9-21/35 12/27-7/35 60/9-7/35 12/45-7/35 84/9-7/35 12/9-49/35 12/63-7/35