Subtract 20/75 from 25/28
25/28 - 20/75 is 263/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 75 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 28 × 75 = 2100,
25/28 = 25 × 75/28 × 75 = 1875/2100 - Likewise, for the 2nd fraction, since 75 × 28 = 2100,
20/75 = 20 × 28/75 × 28 = 560/2100 - Subtract the two like fractions:
1875/2100 - 560/2100 = 1875 - 560/2100 = 1315/2100 - After reducing the fraction, the answer is 263/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/28-20/75 25/28-40/75 25/56-20/75 75/28-20/75 25/28-60/75 25/84-20/75