Subtract 90/50 from 63/49
1st number: 1 14/49, 2nd number: 1 40/50
63/49 - 90/50 is -18/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 50 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 49 × 50 = 2450,
63/49 = 63 × 50/49 × 50 = 3150/2450 - Likewise, for the 2nd fraction, since 50 × 49 = 2450,
90/50 = 90 × 49/50 × 49 = 4410/2450 - Subtract the two like fractions:
3150/2450 - 4410/2450 = 3150 - 4410/2450 = -1260/2450 - After reducing the fraction, the answer is -18/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/98-90/50