Subtract 2/35 from 18/45
18/45 - 2/35 is 12/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
18/45 = 18 × 7/45 × 7 = 126/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
2/35 = 2 × 9/35 × 9 = 18/315 - Subtract the two like fractions:
126/315 - 18/315 = 126 - 18/315 = 108/315 - After reducing the fraction, the answer is 12/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/45-2/35 18/45-4/35 18/90-2/35 18/45-2/70 54/45-2/35 18/45-6/35 90/45-2/35 18/45-10/35 18/45-14/35