Operations and Algebraic Logic · Algebraic Thinking

Combining and Partitioning

Exploring addition as joining sets and subtraction as taking away or finding the difference.

Key Questions

  1. 1How are addition and subtraction related to each other?
  2. 2What different stories can we tell to represent the same number sentence?
  3. 3Why does the order of numbers matter in subtraction but not in addition?

NCCA Curriculum Specifications

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

Suggested Methodologies

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