What is 5/7 plus 8/3?

Here we will show you how to calculate 5/7 plus 8/3. We will give you the answer in fraction form and in decimal form.

We label the numbers in 5/7 plus 8/3 like this:

5/7 + 8/3 = 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 5/7 plus 8/3 into the formula above, we get:

(5x3 + 7x8) / 7x3
(15 + 56) / 21
71/21

Thus, the answer to 5/7 plus 8/3 (simplified if necessary) in fraction form is as follows:

3 8/21

To get the answer to 5/7 plus 8/3 in decimal form, we simply divide the numerator by the denominator from our fraction answer:

71 / 21 = 3.381

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