Subtract 35/63 from 3/15
3/15 - 35/63 is -16/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 15 × 21 = 315,
3/15 = 3 × 21/15 × 21 = 63/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
35/63 = 35 × 5/63 × 5 = 175/315 - Subtract the two like fractions:
63/315 - 175/315 = 63 - 175/315 = -112/315 - After reducing the fraction, the answer is -16/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/15-35/63 3/15-70/63 3/30-35/63 9/15-35/63 3/45-35/63 3/75-35/63 21/15-35/63