Subtract 4/84 from 1/25
1/25 - 4/84 is -4/525.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 84 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 25 × 84 = 2100,
1/25 = 1 × 84/25 × 84 = 84/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
4/84 = 4 × 25/84 × 25 = 100/2100 - Subtract the two like fractions:
84/2100 - 100/2100 = 84 - 100/2100 = -16/2100 - After reducing the fraction, the answer is -4/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/25-4/84 1/25-8/84 1/50-4/84 3/25-4/84 1/25-12/84 1/75-4/84 5/25-4/84 1/25-20/84 7/25-4/84 1/25-28/84