Subtract 49/9 from 25/90
1st number: 25/90, 2nd number: 5 4/9
25/90 - 49/9 is -31/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
25/90 = 25 × 1/90 × 1 = 25/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
49/9 = 49 × 10/9 × 10 = 490/90 - Subtract the two like fractions:
25/90 - 490/90 = 25 - 490/90 = -465/90 - After reducing the fraction, the answer is -31/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/90-49/9 25/90-98/9 25/90-49/18 75/90-49/9 25/90-49/27 25/90-49/45 25/90-49/63