Subtract 84/45 from 1/9
1st number: 1/9, 2nd number: 1 39/45
1/9 - 84/45 is -79/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
1/9 = 1 × 5/9 × 5 = 5/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
84/45 = 84 × 1/45 × 1 = 84/45 - Subtract the two like fractions:
5/45 - 84/45 = 5 - 84/45 = -79/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/9-84/45 1/18-84/45 1/9-84/90 3/9-84/45 1/27-84/45 5/9-84/45 1/45-84/45 7/9-84/45 1/63-84/45