Subtract 15/35 from 25/63
25/63 - 15/35 is -2/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
25/63 = 25 × 5/63 × 5 = 125/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
15/35 = 15 × 9/35 × 9 = 135/315 - Subtract the two like fractions:
125/315 - 135/315 = 125 - 135/315 = -10/315 - After reducing the fraction, the answer is -2/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/63-15/35 25/63-30/35 25/63-15/70 75/63-15/35 25/63-45/35 25/63-75/35