Subtract 45/10 from 10/9
1st number: 1 1/9, 2nd number: 4 5/10
10/9 - 45/10 is -61/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
10/9 = 10 × 10/9 × 10 = 100/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
45/10 = 45 × 9/10 × 9 = 405/90 - Subtract the two like fractions:
100/90 - 405/90 = 100 - 405/90 = -305/90 - After reducing the fraction, the answer is -61/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/9-45/10 10/9-90/10 10/18-45/10 10/9-45/20 30/9-45/10 10/27-45/10 10/9-45/30 50/9-45/10 10/45-45/10 10/9-45/50 70/9-45/10 10/63-45/10 10/9-45/70