Subtract 10/9 from 15/35
1st number: 15/35, 2nd number: 1 1/9
15/35 - 10/9 is -43/63.
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,
15/35 = 15 × 9/35 × 9 = 135/315 - Likewise, for the 2nd fraction, since 9 × 35 = 315,
10/9 = 10 × 35/9 × 35 = 350/315 - Subtract the two like fractions:
135/315 - 350/315 = 135 - 350/315 = -215/315 - After reducing the fraction, the answer is -43/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/35-10/9 15/35-20/9 15/70-10/9 15/35-10/18 45/35-10/9 15/35-30/9 15/35-10/27 75/35-10/9 15/35-50/9 15/35-10/45 15/35-70/9 15/35-10/63