What is 4 divided by square root of 80? (4/√80)

4 divided by square root of 80

Here we will show you how to calculate 4 divided by the square root of 80. In fact, we will show you two different ways of calculating 4 divided by √80. We start by displaying the problem we are solving in mathematical terms, as follows:

4 ÷ √80 =

		4
		√80

Method 1
To solve the problem 4 divided by the square root of 80 using this method, we first find the square root of 80, and then we divide 4 by the answer to the square root of 80.

		4
		√80

≈

		4
		8.9442719

		4
		8.9442719

≈ 0.4472136

Method 2
With this alternate method, we first move the radical from the denominator to the numerator by multiplying the numerator and denominator by √80 like this.

		4 × √80
		√80 × √80

≈

		35.7770876
		80

Then we divide the numerator by the denominator to once again get the answer to 4 divided by the square root of 80.

		35.7770876
		80

≈ 0.4472136

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