Subtract 6/50 from 5/42
5/42 - 6/50 is -1/1050.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 50 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
5/42 = 5 × 25/42 × 25 = 125/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
6/50 = 6 × 21/50 × 21 = 126/1050 - Subtract the two like fractions:
125/1050 - 126/1050 = 125 - 126/1050 = -1/1050
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/42-6/50 5/42-12/50 5/84-6/50 15/42-6/50 5/42-18/50 25/42-6/50 5/42-30/50 35/42-6/50 5/42-42/50