Developed in partnership with Ochre Education, these lesson resources support the use of effective, evidence-based practices and address the learning expected in the Australian curriculum.
This lesson is part of Unit 2: Exploring calculation strategies within the Year 3 maths lessons.
Students will learn
In this lesson, we we will add and subtract 2 digit numbers by using the round and adjust strategy whereby numbers are rounded to the nearest five or ten, then adjusted again at the end of the calculation.
links: ACMNA054 and ACMNA055.
Introductory quiz
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Lesson video
Presentation
Worksheet
Exit quiz
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