Subtract 18/35 from 4/9
4/9 - 18/35 is -22/315.
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,
4/9 = 4 × 35/9 × 35 = 140/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
18/35 = 18 × 9/35 × 9 = 162/315 - Subtract the two like fractions:
140/315 - 162/315 = 140 - 162/315 = -22/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/9-18/35 4/9-36/35 4/18-18/35 4/9-18/70 12/9-18/35 4/9-54/35 4/27-18/35 20/9-18/35 4/9-90/35 4/45-18/35 28/9-18/35 4/63-18/35