What is 5/2 minus 2/1?
Here we will show you how to calculate 5/2 minus 2/1. We will give you the answer in fraction form and in decimal form.
We label the numbers in 5/2 minus 2/1 like this:
5/2 - 2/1 = A/B - C/D
We will use a formula that does not require you to find the lowest common denominator to find the solution. The formula is:
(AD - BC) / BD
When we fill in 5/2 minus 2/1 into the formula above, we get:
(5x1 - 2x2) / 2x1
(5 - 4) / 2
1/2
Thus, the answer to 5/2 minus 2/1 (simplified if necessary) in fraction form is as follows:
1/2
To get the answer to 5/2 minus 2/1 in decimal form, we simply divide the numerator by the denominator from our fraction answer:
1 / 2 = 0.5
Note: The fraction answer is exact, but the answer in decimal format is rounded to the nearest 4 decimals if necessary.