Subtract 3/25 from 5/42
5/42 - 3/25 is -1/1050.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 25 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 25 × 42 = 1050,
3/25 = 3 × 42/25 × 42 = 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: 10/42-3/25 5/42-6/25 5/84-3/25 5/42-3/50 15/42-3/25 5/42-9/25 5/42-3/75 25/42-3/25 5/42-15/25 35/42-3/25 5/42-21/25