Subtract 8/90 from 36/2
1st number: 18 0/2, 2nd number: 8/90
36/2 - 8/90 is 806/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
36/2 = 36 × 45/2 × 45 = 1620/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
8/90 = 8 × 1/90 × 1 = 8/90 - Subtract the two like fractions:
1620/90 - 8/90 = 1620 - 8/90 = 1612/90 - After reducing the fraction, the answer is 806/45
- In mixed form: 1741/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/2-8/90 36/2-16/90 36/4-8/90 36/2-24/90 36/6-8/90 36/2-40/90 36/10-8/90 36/2-56/90 36/14-8/90