Subtract 63/42 from 10/50
1st number: 10/50, 2nd number: 1 21/42
10/50 - 63/42 is -13/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 50 × 21 = 1050,
10/50 = 10 × 21/50 × 21 = 210/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
63/42 = 63 × 25/42 × 25 = 1575/1050 - Subtract the two like fractions:
210/1050 - 1575/1050 = 210 - 1575/1050 = -1365/1050 - After reducing the fraction, the answer is -13/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/50-63/42 10/50-63/84 30/50-63/42 70/50-63/42