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Assessing Math Concepts • Book 3
More / Less Trains

by Kathy Richardson

Topic: Comparing Numbers

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:

  • Uses what is known about one amount to determine another
  • Adds or takes away from one group to make it the same as another group
  • Tells how many more when groups are lined up
  • Tells how many more when groups are not lined up
  • Tells how many less when groups are lined up