Subtract 45/50 from 1/9
1/9 - 45/50 is -71/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 9 × 50 = 450,
1/9 = 1 × 50/9 × 50 = 50/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
45/50 = 45 × 9/50 × 9 = 405/450 - Subtract the two like fractions:
50/450 - 405/450 = 50 - 405/450 = -355/450 - After reducing the fraction, the answer is -71/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/9-45/50 1/9-90/50 1/18-45/50 3/9-45/50 1/27-45/50 5/9-45/50 1/45-45/50 7/9-45/50 1/63-45/50