Subtract 8/45 from 84/36
1st number: 2 12/36, 2nd number: 8/45
84/36 - 8/45 is 97/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
84/36 = 84 × 5/36 × 5 = 420/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
8/45 = 8 × 4/45 × 4 = 32/180 - Subtract the two like fractions:
420/180 - 32/180 = 420 - 32/180 = 388/180 - After reducing the fraction, the answer is 97/45
- In mixed form: 27/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/36-16/45 84/72-8/45 84/36-8/90 84/36-24/45 84/36-40/45 84/36-56/45