What is 1/2 minus 5/4?
Here we will show you how to calculate 1/2 minus 5/4. We will give you the answer in fraction form and in decimal form.
We label the numbers in 1/2 minus 5/4 like this:
1/2 - 5/4 = 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 1/2 minus 5/4 into the formula above, we get:
(1x4 - 2x5) / 2x4
(4 - 10) / 8
-6/8
Thus, the answer to 1/2 minus 5/4 (simplified if necessary) in fraction form is as follows:
-3/4
To get the answer to 1/2 minus 5/4 in decimal form, we simply divide the numerator by the denominator from our fraction answer:
-6 / 8 = -0.75
Note: The fraction answer is exact, but the answer in decimal format is rounded to the nearest 4 decimals if necessary.