Subtract 15/42 from 50/25
1st number: 2 0/25, 2nd number: 15/42
50/25 - 15/42 is 23/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 25 × 42 = 1050,
50/25 = 50 × 42/25 × 42 = 2100/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
15/42 = 15 × 25/42 × 25 = 375/1050 - Subtract the two like fractions:
2100/1050 - 375/1050 = 2100 - 375/1050 = 1725/1050 - After reducing the fraction, the answer is 23/14
- In mixed form: 19/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/25-30/42 50/25-15/84 50/25-45/42 50/75-15/42 50/25-75/42