Subtract 50/25 from 10/84
1st number: 10/84, 2nd number: 2 0/25
10/84 - 50/25 is -79/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 25 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
10/84 = 10 × 25/84 × 25 = 250/2100 - Likewise, for the 2nd fraction, since 25 × 84 = 2100,
50/25 = 50 × 84/25 × 84 = 4200/2100 - Subtract the two like fractions:
250/2100 - 4200/2100 = 250 - 4200/2100 = -3950/2100 - After reducing the fraction, the answer is -79/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/84-50/25 30/84-50/25 10/84-50/75 50/84-50/25 70/84-50/25