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To find the sum of a set of numbers, you can use this formula: ∑ = (x)(x+1)/2 That is..... The sum = (The number of samples)(The number of samples + 1)/2 Example: What is the sum of all numbers between 500 and 1000? Assuming that we do not include 500 or 1000 in our answer, we have 498 numbers to add up. Let's put that into the formula.... ∑ = (498)(498+1)/2 ∑ = (498)(499)/2 ∑ = (248,502)/2 ∑ = 124,251 The Answer is 124,251

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Q: How do you find the sum of a set of numbers?
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Related questions

What is a set of numbers to find the sum of the numbers and then divide by the number in the set?

It is the mean average


How do you find a mean of a set of numbers?

to find the mean of a set of numbers you have to find the total sum of the data divided by the number of addends in the data.


How do you find the math average?

To find the average of a set of numbers, you add all the numbers together. Then you divide this sum by the size of the set - for instance, if you have 10 numbers, you divide the sum by 10.


What does find the average mean in math?

The average of a set of numbers is the sum of the numbers in the set divided by the number of elements in the set.


How do you find the sum of squared deviations in a set of numbers?

It would be useful to know what the deviations were from.


What is the mean a set of numbers?

The sum of the set of numbers divided by the amount of numbers.


How do you find the missing number in a set of numbers where the average is given?

The average of a set of numbers is defined as the sum of those numbers divided by the number of numbers. If the average is given, multiply that by number of items in the set including the missing number. Subtract the sum of given numbers from this quotient and the missing number is revealed.


What do you get when you take the sum of a set of numbers divided by the number of addends?

The sum of a set of numbers divided by the number of addends is the mean average of that set.


How do you find the average or mean in a set of data?

First, you add all of the numbers in the set together. Then, you divde the sum by however many numbers there are in the set of data. Your quotient is the average/mean.


When you add numbers in a set count the numbers in a set and then divide the sum by the count?

You get the mean average of the numbers in the set.


What is the mean of the following set of numbers 5 2 4 5 11 14 8 10?

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Find the mean of a number?

Finding the mean (average) of a single number is pointless. It will always be the number. To find the mean of a set of numbers, total the numbers in the set and divide that total by the number of members of the set.