ROUNDDOWN function

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​​​Description

Rounds the first argument down to the number of decimal places specified in the second argument.

Syntax

ROUNDDOWN(Number [, Number of Digits])

Arguments

Argument

Type

Dimensions

Description

Number

(required)

Number

Any Dimensions

Number to round down.

Number of Digits

(optional)

Integer or Metric

No Dimension or Dimensions of argument Number

Number of decimal places to round down to.

By default, the argument Number is rounded down to the nearest integer value. Up to 14 decimal places are permitted, whether specified as an integer or through a Metric.

Returns

Type

Dimensions

Number

Dimensions of argument Number

BLANK if Number of Digits is negative or over 14.

Examples

Formula

Result

Description

ROUNDDOWN(2.19, 1)

2.1

2.19 rounded down with 1 digit is 2.1.

ROUNDDOWN(2.11, 1)

2.1

2.11 rounded down with 1 digit is 2.1.

ROUNDDOWN(2.9)

2

2.9 rounded down to the nearest integer is 2.

ROUNDDOWN(1.11, -1)

BLANK

The Number of Digits, -1, is invalid.

ROUND(1.1122334455667788,15)

BLANK

The Number of Digits, 15, is invalid.

See also

Excel: ROUNDDOWN

Related articles: ROUNDUP, ROUND

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