Subtract 15/84 from 63/75
63/75 - 15/84 is 463/700.
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,
63/75 = 63 × 28/75 × 28 = 1764/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
15/84 = 15 × 25/84 × 25 = 375/2100 - Subtract the two like fractions:
1764/2100 - 375/2100 = 1764 - 375/2100 = 1389/2100 - After reducing the fraction, the answer is 463/700
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/75-30/84 63/75-45/84 63/75-75/84