Ontario K–8 curriculum · Glossary

conventions

Definition

Conventions are like the common agreements or rules we use in math, such as symbols or ways of writing things, so everyone understands what's being communicated.

We agree that '+' means add and '−' means subtract, so everyone reads problems the same way.

How to teach this in 30 seconds

Try this analogy: Conventions are like traffic rules for math — they help everyone understand the same way.

Ask your child: Why do you think we always write the equal sign in the middle of an equation?

Common mix-up: Kids may think symbols can be used any way. Conventions keep math clear and consistent.

Examples

  • Writing numbers from left to right.
  • Using '=' to show that two sides have the same value.

conventions is a term used in Ontario’s Kindergarten to Grade 8 curriculum.

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