Subtract 9/50 from 10/84
10/84 - 9/50 is -32/525.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 50 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 50 × 42 = 2100,
9/50 = 9 × 42/50 × 42 = 378/2100 - Subtract the two like fractions:
250/2100 - 378/2100 = 250 - 378/2100 = -128/2100 - After reducing the fraction, the answer is -32/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/84-9/50 10/84-18/50 30/84-9/50 10/84-27/50 50/84-9/50 10/84-45/50 70/84-9/50 10/84-63/50