Lesson Plan: Making Two-Digit Numbers with Tens and Ones Mathematics • Second Year of Primary School
This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to model two-digit numbers and decompose them into tens and ones.
Objectives
Students will be able to
- count objects already grouped into tens and ones to make a two-digit number,
- represent two-digit numbers using models,
- decompose two-digit numbers into tens and ones,
- group ones into tens and then count the tens and ones.
Prerequisites
Students should already be familiar with
- the fact that ten ones are equal to a ten,
- counting forward and backward within 100.
Exclusions
Students will not cover
- numbers greater than 99,
- the place value of two-digit numbers,
- comparing 2-digit numbers.
