Subtract 50/90 from 36/2
1st number: 18 0/2, 2nd number: 50/90
36/2 - 50/90 is 157/9.
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,
50/90 = 50 × 1/90 × 1 = 50/90 - Subtract the two like fractions:
1620/90 - 50/90 = 1620 - 50/90 = 1570/90 - After reducing the fraction, the answer is 157/9
- In mixed form: 174/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/2-50/90 36/4-50/90 36/6-50/90 36/10-50/90 36/14-50/90