Subtract 50/15 from 49/63
1st number: 49/63, 2nd number: 3 5/15
49/63 - 50/15 is -23/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 15 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
49/63 = 49 × 5/63 × 5 = 245/315 - Likewise, for the 2nd fraction, since 15 × 21 = 315,
50/15 = 50 × 21/15 × 21 = 1050/315 - Subtract the two like fractions:
245/315 - 1050/315 = 245 - 1050/315 = -805/315 - After reducing the fraction, the answer is -23/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/63-50/15 49/63-50/30 49/63-50/45 49/63-50/75