Operations and Algebraic Thinking · Algebraic Thinking

Combining and Partitioning

Understanding addition as joining sets and subtraction as taking apart.

Key Questions

  1. 1How are addition and subtraction like two sides of the same coin?
  2. 2What happens to the total when we change the order of the numbers we are adding?
  3. 3How can we use a known fact like 5 plus 5 to solve 5 plus 6?

NCCA Curriculum Specifications

NCCA: Primary - NumberNCCA: Primary - Algebra
Class/Year: 1st Year
Subject: Foundations of Mathematical Thinking
Unit: Operations and Algebraic Thinking
Period: Algebraic Thinking

Suggested Methodologies

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