Subtract 25/84 from 6/45
6/45 - 25/84 is -23/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 84 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
6/45 = 6 × 28/45 × 28 = 168/1260 - Likewise, for the 2nd fraction, since 84 × 15 = 1260,
25/84 = 25 × 15/84 × 15 = 375/1260 - Subtract the two like fractions:
168/1260 - 375/1260 = 168 - 375/1260 = -207/1260 - After reducing the fraction, the answer is -23/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/45-25/84 6/45-50/84 6/90-25/84 18/45-25/84 6/45-75/84 30/45-25/84 42/45-25/84