# How to block the use of sums in MS Excel?

Even if you stop the ability to do mathematical formulas within your own worksheet (or the whole workbook), that does not stop the student from opening a second blank worksheet/workbook to try out ...
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http://answers.yahoo.com//question/index?qid=20090713124724AAtZUut

## How to Estimate the Sums?

The sum is the answer to an addition problem. Once children master addition, they move on to learning how to estimate the sums. This does not give the children an exact answer, but it does give an ...
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http://www.ehow.com/how_8488435_estimate-sums.html

## How to Do Math Sums?

The term "sum" is used in mathematics to describe the result of adding two or more numbers together. Finding the sum of two or more numbers is one of the most fundamental operations in arithmetic a...
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http://www.ehow.com/how_8183385_do-math-sums.html

## How to Solve Infinite Sums?

Infinite sums are sums of infinite amounts of numbers. 1 + 2 + 3 + ... is an example of an infinite sum. Solving infinite sums proves problematic because we do not have the ability to add together ...
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http://www.ehow.com/how_8094371_solve-infinite-sums.html

## How to Find Sums of Digits?

The sum of digits, also termed arithmetically as digit sum, is simply a sum of all the digits constituting a number. The only catch is that if the sum of digits constituting a number is a number th...
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http://www.ehow.com/how_8383466_sums-digits.html