# FLOOR Function (DAX)

Rounds a number down, toward zero, to the nearest multiple of significance.

FLOOR(<number>, <significance>)

#### Parameters

Term | Definition |
---|---|

number | The numeric value you want to round. |

significance | The multiple to which you want to round. The argumentsnumber and significance must either both be positive, or both be negative. |

A decimal number.

If either argument is nonnumeric, FLOOR returns **#VALUE!**error value.

If number and significance have different signs, FLOOR returns the **#NUM!**error value.

Regardless of the sign of the number, a value is rounded down when adjusted away from zero. If the number is an exact multiple of significance, no rounding occurs.

The following formula takes the values in the [Total Product Cost] column from the table, InternetSales.and rounds down to the nearest multiple of .1.

=FLOOR(InternetSales[Total Product Cost],.5)

The following table shows the expected results for some sample values.

Values | Expected Result |
---|---|

10.8423 | 10.8 |

8.0373 | 8 |

2.9733 | 2.9 |

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