index.md

---

title: Division
slug: WebAssembly/Reference/Numeric/Division

---

{{WebAssemblySidebar}}

The div instructions, short for division, are used for dividing one number by another, similar to the / operator in other languages.

{{EmbedInteractiveExample("pages/wat/div.html", "tabbed-taller")}}

Syntax

;; load two numbers onto the stack
i32.const 12
i32.const 3

;; divide one number by the other
i32.div_u

;; the top item on the stack will now be 4 (12 / 3 = 4)

Instruction	Binary opcode
i32.div_s	0x6d
i32.div_u	0x6e
i64.div_s	0x7f
i64.div_u	0x80
f32.div	0x95
f64.div	0xa3