Subtract 25/9 from 8/4
1st number: 2 0/4, 2nd number: 2 7/9
8/4 - 25/9 is -7/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
8/4 = 8 × 9/4 × 9 = 72/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
25/9 = 25 × 4/9 × 4 = 100/36 - Subtract the two like fractions:
72/36 - 100/36 = 72 - 100/36 = -28/36 - After reducing the fraction, the answer is -7/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/4-25/9 8/4-50/9 8/4-25/18 24/4-25/9 8/4-75/9 8/12-25/9 8/4-25/27 40/4-25/9 8/20-25/9 8/4-25/45 56/4-25/9 8/28-25/9 8/4-25/63