What is 1/2 plus 4/1?

Here we will show you how to calculate 1/2 plus 4/1. We will give you the answer in fraction form and in decimal form.

We label the numbers in 1/2 plus 4/1 like this:

1/2 + 4/1 = A/B + C/D

We will use an adding fractions formula that does not require you to find the lowest common denominator to get the answer. The adding fractions formula is:

(AD + BC) / BD

When we fill in 1/2 plus 4/1 into the formula above, we get:

(1x1 + 2x4) / 2x1
(1 + 8) / 2
9/2

Thus, the answer to 1/2 plus 4/1 (simplified if necessary) in fraction form is as follows:

4 1/2

To get the answer to 1/2 plus 4/1 in decimal form, we simply divide the numerator by the denominator from our fraction answer:

9 / 2 = 4.5

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