Lesson Plan: Column Subtraction of Two-Digit Numbers Mathematics • Second Year of Primary School

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This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to subtract two-digit numbers with or without regrouping using the column method.

Objectives

Students will be able to

make connections between models of subtraction and column subtraction of two-digit numbers,
subtract two-digit numbers using column subtraction without regrouping,
subtract two-digit numbers using column subtraction with regrouping,
find missing numbers in calculations,
identify errors in calculations.

Prerequisites

Students should already be familiar with

subtracting two-digit numbers using models with and without regrouping,
subtracting one-digit numbers from two-digit numbers using column subtraction with and without regrouping.