Lesson Plan: Modeling Numbers up to 50 with Tens and Ones Mathematics • 1st Grade

This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to count up to 50 objects by making groups of ten.


Students will be able to

  • group numbers up to 50 into groups of ten and remaining ones,
  • count by tens and ones up to 50 using models,
  • state the value of each digit in numbers up to 50,
  • solve simple word problems to identify a number up to 50.


Students should already be familiar with

  • counting forward and backward within 50,
  • recognizing numbers up to 50.


Students will not cover

  • numbers over 50,
  • writing expressions or equations,
  • comparing numbers up to 50.

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