Subtract 15/25 from 6/84
6/84 - 15/25 is -37/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 25 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
6/84 = 6 × 25/84 × 25 = 150/2100 - Likewise, for the 2nd fraction, since 25 × 84 = 2100,
15/25 = 15 × 84/25 × 84 = 1260/2100 - Subtract the two like fractions:
150/2100 - 1260/2100 = 150 - 1260/2100 = -1110/2100 - After reducing the fraction, the answer is -37/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84-15/25 6/84-30/25 6/84-15/50 18/84-15/25 6/84-45/25 6/84-15/75 30/84-15/25 6/84-75/25 42/84-15/25