What is 8/6 minus 9/7?
Here we will show you how to calculate 8/6 minus 9/7. We will give you the answer in fraction form and in decimal form.
We label the numbers in 8/6 minus 9/7 like this:
8/6 - 9/7 = 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 8/6 minus 9/7 into the formula above, we get:
(8x7 - 6x9) / 6x7
(56 - 54) / 42
2/42
Thus, the answer to 8/6 minus 9/7 (simplified if necessary) in fraction form is as follows:
1/21
To get the answer to 8/6 minus 9/7 in decimal form, we simply divide the numerator by the denominator from our fraction answer:
2 / 42 = 0.0476
Note: The fraction answer is exact, but the answer in decimal format is rounded to the nearest 4 decimals if necessary.