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Excel

ROUNDDOWN function in Excel

Rounds a number down, toward zero

=ROUNDDOWN(number, num_digits)

ROUNDDOWN syntax and parameters

Two arguments, two required.

  • numbernumberRequired

    Any real number that you want rounded down.

  • num_digitsnumberRequired

    The number of digits to which you want to round number.

ROUNDDOWN examples

Formulas you'll actually reuse.

  1. Whole hours out of a minute count:

    =ROUNDDOWN(B2 / 60, 0)

    Result2

  2. Toward zero to the hundred below — a conservative estimate:

    =ROUNDDOWN(B2, -2)

    Result12400

ROUNDDOWN in Google Sheets

Same name — your formula ports as-is.

Try ROUNDDOWN in the playground

Edit the example — nothing to install.

Preloaded with the ROUNDDOWN formula from Example 1 — change anything and watch it respond.

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Related functions

More ways Excel gets this done.