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Harmonic Mean Calculator

Harmonic mean of a list of positive numbers.

Compute the harmonic mean of a list of positive numbers — useful for averaging rates such as speeds or ratios.

Daniel Oh By Daniel Oh
Published Last reviewed 1 min read

Inputs

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

HM = n / Σ(1/xᵢ)

In depth

Compute the harmonic mean of a list of positive numbers — useful for averaging rates such as speeds or ratios.