Subtract 45/63 from 3/35
3/35 - 45/63 is -22/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
3/35 = 3 × 9/35 × 9 = 27/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
45/63 = 45 × 5/63 × 5 = 225/315 - Subtract the two like fractions:
27/315 - 225/315 = 27 - 225/315 = -198/315 - After reducing the fraction, the answer is -22/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/35-45/63 3/35-90/63 3/70-45/63 9/35-45/63 15/35-45/63 21/35-45/63