Subtract 5/84 from 10/75
10/75 - 5/84 is 31/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 84 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 75 × 28 = 2100,
10/75 = 10 × 28/75 × 28 = 280/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
5/84 = 5 × 25/84 × 25 = 125/2100 - Subtract the two like fractions:
280/2100 - 125/2100 = 280 - 125/2100 = 155/2100 - After reducing the fraction, the answer is 31/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/75-5/84 10/75-10/84 30/75-5/84 10/75-15/84 50/75-5/84 10/75-25/84 70/75-5/84 10/75-35/84