What is 9/7 minus 1/1?
Here we will show you how to calculate 9/7 minus 1/1. We will give you the answer in fraction form and in decimal form.
We label the numbers in 9/7 minus 1/1 like this:
9/7 - 1/1 = 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 9/7 minus 1/1 into the formula above, we get:
(9x1 - 7x1) / 7x1
(9 - 7) / 7
2/7
Thus, the answer to 9/7 minus 1/1 (simplified if necessary) in fraction form is as follows:
2/7
To get the answer to 9/7 minus 1/1 in decimal form, we simply divide the numerator by the denominator from our fraction answer:
2 / 7 = 0.2857
Note: The fraction answer is exact, but the answer in decimal format is rounded to the nearest 4 decimals if necessary.