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Assessing Math Concepts • Book 2
Changing Numbers

by Kathy Richardson

Topic: Beginning Number Relationships

Goal: To determine if a child knows if a number is larger or smaller than another number and can change one quantity to another.

Critical Learning Phases:
When changing one quantity to another:

  • Tells whether to take some away or get some more
  • Figures out how many to add or take away by counting on or removing extras
  • Knows (tells) how many to add or take away