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What is 4/5 minus 3/10?




Here we will show you how to calculate 4/5 minus 3/10. We will give you the answer in fraction form and in decimal form.

We label the numbers in 4/5 minus 3/10 like this:

4/5 - 3/10 = 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 4/5 minus 3/10 into the formula above, we get:

(4x10 - 5x3) / 5x10
(40 - 15) / 50
25/50

Thus, the answer to 4/5 minus 3/10 (simplified if necessary) in fraction form is as follows:

1/2

To get the answer to 4/5 minus 3/10 in decimal form, we simply divide the numerator by the denominator from our fraction answer:

25 / 50 = 0.5




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Note: The fraction answer is exact, but the answer in decimal format is rounded to the nearest 4 decimals if necessary.


 


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