Calcumber Math Journal - Help & Support

About Math Journal

Calcumber Math Journal is a Word add-in that evaluates math right inside your document (with units), so results stay next to your text.

Math Journal is available for:

Word for Windows: Microsoft 365 or Office 2024 and newer
Word for Mac: Microsoft 365 or Office 2021 and newer
Word for the web (modern browsers)

Installing

In Word: Home → Add-ins → More Add-Ins → search “Calcumber Math Journal” → Add.

Or get it from Microsoft Marketplace.

The Math Ribbon

Explore the commands in the Math ribbon to get started with Calcumber Math Journal.

$Math Line Button$	The Math Line button defines the selected paragraph for math input and output. Type your math followed by =.
$Math Input Button$	The Math Input button defines the selected paragraph as math input. Type your math and the output comes to a separate output paragraph.
	The Normal button converts back the selected paragraph to normal text.
$Math Section Button$	The Math Section button defines the selected paragraph as math section divider. The evaluation of each section starts with all variables cleared.
$Start / Update Math Button$	Use the Start / Update Math button to start Math Journal or to manually update all math in the document if necessary.
	The Show Taskpane button shows this window.

Hot Strings

Type the following at the beginning of a paragraph as shortcut:

#	➔ to normal text
::	➔ to single line math
==	➔ to math input (output to separate paragraph)

After some time of not editing math, hotstrings stop working. Use a ribbon command to wake up Math Journal and activate hotstrings again.

You may also use words built-in shortcut to apply Normal paragraph style:

Ctrl + Shift + N ➔ to normal text

About Calcumber

Version 1.1.0 - 2026-04-04

Calcumber Math Journal is a product of MFis GmbH. Our website address is: https://mfis.ch/.

Besides Calcumber Math Journal, there is also Calcumber for Windows and as Web App. While Calcumber Math Journal uses MathJS as calculation engine, the Windows and Web App use their own Calcumber engine. As a result, the input syntax is not fully compatible.

Getting help

For questions and feedback you may directly contact the author:

E-Mail: samuel.hartmann@mfis.ch

Last updated: 2026-05-20

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