Cellgrids Cellgrids
Home › Excel formulas › Math and Trig › ISO.CEILING

ISO.CEILING Function in Excel: Syntax, Examples and Free Practice

By Rinkesh Shah, founder of Cellgrids.

ISO.CEILING is an Excel Math & Trig function. Rounds a number up to the nearest multiple, following ISO rules.

ISO.CEILING syntax

=ISO.CEILING(number, [significance])

Arguments

When to use ISO.CEILING

ISO.CEILING is used in financial models and engineering-style calculations where precise numeric work is needed.

Practice ISO.CEILING online, free

Open the live Excel-style spreadsheet and try ISO.CEILING yourself. No Excel install or sign-up needed to start.

Practice ISO.CEILING now →

More Math & Trig functions

Frequently asked questions

What does the ISO.CEILING function do in Excel?

Rounds a number up to the nearest multiple, following ISO rules.

What is the syntax of ISO.CEILING in Excel?

The syntax is =ISO.CEILING(number, [significance]). number: A number to use in the calculation; significance: The multiple to round to (optional).

Where can I practice ISO.CEILING online for free?

Open the free live spreadsheet on Cellgrids and try ISO.CEILING yourself. No Excel install is needed and you can start without signing up.

All Excel formulas · Cheat sheet · Excel exercises · Math and Trig functions · Excel case studies · Excel tutorials · Excel shortcuts