Additive Thinking and Mental Strategies · Number and Algebra

Flexible Addition Strategies

Using jump, split, and compensation strategies to solve addition problems mentally.

Key Questions

  1. 1Why would you choose a compensation strategy over a split strategy for a specific problem?
  2. 2How does breaking a number apart make it easier to manage in your head?
  3. 3When does the order of numbers in an addition problem change the difficulty of the calculation?

ACARA Content Descriptions

AC9M3N03AC9M3N04
Year: Year 3
Subject: Mathematics
Unit: Additive Thinking and Mental Strategies
Period: Number and Algebra

Suggested Methodologies

Ready to teach this topic?

Generate a complete, classroom-ready active learning mission in seconds.

Generate a Custom MissionBrowse Lesson Plan Templates

More in Additive Thinking and Mental Strategies

Inverse Operations

Exploring the relationship between addition and subtraction to check accuracy and solve for unknowns.

2 methodologies

Browse curriculum by country

AmericasUSCAMXCLCOBR
EuropeUKIEFRDEESITNLPTSE
Asia & PacificINSGAU