Excel automatically updating workbooks

So, whenever you are writing a formula for numerical values, follow this simple rule: don't enclose numbers in double quotes unless you want them to be treated as text.

When using a number in an Excel formula, don't add any decimal separator or currency sign like $ or €.

Excel automatically updating workbooks

In complex formulas, you may need to enter more than one set of parentheses, one within another, to indicate the order in which the calculations should take place.

When creating such a formula, be sure to pair the parentheses properly so that you always have a right parenthesis for every left parenthesis in your formula.

At first sight, the following formula appears to be working fine: But the problem is the returned 1's and 0's are text values, not numbers!

And if you reference any cells with the above formula in other formulas, those cells won't be included in calculations.

Is my Excel corrupt or is this due to some malicious virus?

And how do I get my Excel to calculate and update formulas automatically again?Microsoft Excel displays the parentheses pairs in different colors as you enter them in a formula.If your formula is short of one or more parentheses, Excel displays an error message and suggests a correction to balance the pairs.Can someone imagine using Microsoft Excel without formulas? And hardly anything could compare to the frustration caused by Excel formulas stop working all of a sudden.When this happens, a bunch of questions immediately flash across your mind. Why doesn't this formula update its value automatically?As soon as you remove "" surrounding 1 and 0 in the above formula, Excel will treat the outputs as numbers and they will be calculated correctly.

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