What is 7/9 minus 5/10?
Here we will show you how to calculate 7/9 minus 5/10. We will give you the answer in fraction form and in decimal form.
We label the numbers in 7/9 minus 5/10 like this:
7/9 - 5/10 = 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 7/9 minus 5/10 into the formula above, we get:
(7x10 - 9x5) / 9x10
(70 - 45) / 90
25/90
Thus, the answer to 7/9 minus 5/10 (simplified if necessary) in fraction form is as follows:
5/18
To get the answer to 7/9 minus 5/10 in decimal form, we simply divide the numerator by the denominator from our fraction answer:
25 / 90 = 0.2778
Note: The fraction answer is exact, but the answer in decimal format is rounded to the nearest 4 decimals if necessary.