Subtract 8/35 from 9/18
9/18 - 8/35 is 19/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 35 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 18 × 35 = 630,
9/18 = 9 × 35/18 × 35 = 315/630 - Likewise, for the 2nd fraction, since 35 × 18 = 630,
8/35 = 8 × 18/35 × 18 = 144/630 - Subtract the two like fractions:
315/630 - 144/630 = 315 - 144/630 = 171/630 - After reducing the fraction, the answer is 19/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/18-16/35 9/36-8/35 9/18-8/70 27/18-8/35 9/18-24/35 9/54-8/35 45/18-8/35 9/18-40/35 9/90-8/35 63/18-8/35 9/18-56/35