Subtract 10/9 from 25/84
1st number: 25/84, 2nd number: 1 1/9
25/84 - 10/9 is -205/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
25/84 = 25 × 3/84 × 3 = 75/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
10/9 = 10 × 28/9 × 28 = 280/252 - Subtract the two like fractions:
75/252 - 280/252 = 75 - 280/252 = -205/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/84-10/9 25/84-20/9 25/84-10/18 75/84-10/9 25/84-30/9 25/84-10/27 25/84-50/9 25/84-10/45 25/84-70/9 25/84-10/63