Subtract 63/50 from 42/49
1st number: 42/49, 2nd number: 1 13/50
42/49 - 63/50 is -141/350.
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,
42/49 = 42 × 50/49 × 50 = 2100/2450 - Likewise, for the 2nd fraction, since 50 × 49 = 2450,
63/50 = 63 × 49/50 × 49 = 3087/2450 - Subtract the two like fractions:
2100/2450 - 3087/2450 = 2100 - 3087/2450 = -987/2450 - After reducing the fraction, the answer is -141/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/49-63/50 42/98-63/50