EXP Function in Excel: e Raised to a Power

EXP Function in Excel: e Raised to a Power featured illustration

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⏱ 2 min read

MathLevel: ExpertAvailable in: Excel 2007+

In this article
  1. Syntax
  2. Examples
  3. Example 1
  4. EXP in practice
  5. Where you will use it
  6. Worked example
  7. Mistakes people make
  8. Related functions
  9. Continue learning

EXP returns e^x and undoes LN. Use it to turn summed log returns back into an ordinary percentage.

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Syntax

=EXP(number)
Argument What it means
number The power.

Examples

Example 1

=EXP(SUM(D3:D252))-1

Yearly return from a column of daily log returns.

EXP in practice

Where you will use it

  • Continuous compounding growth
  • Undo a natural log (LN) in models
  • Exponential decay of stock or value

Worked example

Rate × timeFormulaResult
1=ROUND(EXP(A2),4)2.7183
0.08=ROUND(EXP(A3),4)1.0833
-0.5=ROUND(EXP(A4),4)0.6065

Results calculated in Excel.

Mistakes people make

MistakeWhat to do instead
Using EXP for normal compoundingBank FDs compound in steps; use (1+r/n)^(n*t)
OverflowEXP(710) and above gives #NUM!

LN · POWER

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📎 Practice files for this article

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    Practice workbook: Math & rounding24 tasks on realistic sales data — type your formula, the Check column turns green when it is right. Answers sheet included.
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