Lesson: Column Addition of Three-Digit Numbers: Partial Sums Mathematics • Third Year of Primary School

In this lesson, we will learn how to use place-value blocks and tables to add three-digit numbers by adding the hundreds, tens, and ones separately before finding the sum of these partial sums.

Lesson Plan

Students will be able to

use knowledge of place value to partition three-digits numbers,
use models to find partial sums,
find the sum of two three-digit numbers using partial sums.

Lesson Video

Lesson Playlist

02:15

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