Math in chat shows a gray ghost preview of the result while you type a math expression into the chat box. It never modifies or sends anything — pressing Enter sends exactly what you typed, so it works on any server.
5x5 → = 25
2*(3+4) → = 14
1m+500k → = 1.5m (1500000)
1,5+1 → = 2.5
Features
- Operators
+ - * / % ^, parentheses, unary minus - Aliases:
x,X,×for multiply,÷for divide - Decimals with
.or, - Magnitude suffixes
k/m/b(1,000 / 1,000,000 / 1,000,000,000), shown compact with the full number when exact - Bare numbers, plain text, and
/commandsare left untouched — no ghost, nothing sent
Installation
Drop the jar into your mods folder. Requires Fabric Loader 0.19.3+ on Minecraft 26.1.2 or 26.2 — one jar works on both. No Fabric API needed. Client-only.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 26.1.2, 26.2
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
Verified by MCModsHub
- Ships as mathinchat-1.0.0.jar — drop this file into the mods folder
- Download size: 9 KB
- Download link checked 6 Sept 2026 — working
These come from our own check of the pack file, not from the source page.