What is 10/7 minus 7/9?
Here we will show you how to calculate 10/7 minus 7/9. We will give you the answer in fraction form and in decimal form.
We label the numbers in 10/7 minus 7/9 like this:
10/7 - 7/9 = 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 10/7 minus 7/9 into the formula above, we get:
(10x9 - 7x7) / 7x9
(90 - 49) / 63
41/63
Thus, the answer to 10/7 minus 7/9 (simplified if necessary) in fraction form is as follows:
41/63
To get the answer to 10/7 minus 7/9 in decimal form, we simply divide the numerator by the denominator from our fraction answer:
41 / 63 = 0.6508
Note: The fraction answer is exact, but the answer in decimal format is rounded to the nearest 4 decimals if necessary.