Subtract 1/25 from 2/42
2/42 - 1/25 is 4/525.
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,
2/42 = 2 × 25/42 × 25 = 50/1050 - Likewise, for the 2nd fraction, since 25 × 42 = 1050,
1/25 = 1 × 42/25 × 42 = 42/1050 - Subtract the two like fractions:
50/1050 - 42/1050 = 50 - 42/1050 = 8/1050 - After reducing the fraction, the answer is 4/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/42-1/25 2/42-2/25 2/84-1/25 2/42-1/50 6/42-1/25 2/42-3/25 2/42-1/75 10/42-1/25 2/42-5/25 14/42-1/25 2/42-7/25