The Power of Place Value and Number Systems · Number and Operations

Comparing and Ordering Quantities

Using mathematical symbols and logic to rank and compare three digit numbers.

Key Questions

  1. 1Why do we look at the hundreds digit first when comparing two numbers?
  2. 2How can we use inequality symbols to tell a mathematical story?
  3. 3What patterns emerge when we order numbers from largest to smallest?

NCCA Curriculum Specifications

NCCA: Primary - Number
Class/Year: 3rd Year
Subject: Mathematical Foundations and Real World Reasoning
Unit: The Power of Place Value and Number Systems
Period: Number and Operations

Suggested Methodologies

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