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reSolve: Addition – partitioning

This sequence of two lessons explores early algebraic thinking around the concept of equivalence. Students develop equivalence understanding by partitioning numbers into two parts. They explore the commutative property and compensation as they are challenged to find all possible combinations. Each lesson is outlined in detail including curriculum links, vocabulary, materials needed, sample answers, discussion points and student resources. This sequence is part of the reSolve: Mathematics by Inquiry program.

Resource details
Year level
Year 1
Purpose
Teaching resource
Strand
Number
Topic
Addition and subtraction Operating with number
Audience
Teachers
Format
Downloadable resource
Australian Curriculum code
AC9M1N03 AC9M1N04
Numeracy progression
Counting processes (P6) Number and place value (P3, P4) Additive strategies (P6)
Publisher
reSolve Maths by Inquiry
Copyright
© Australian Government Department of Education, Skills and Employment 2021. Creative Commons BY-NC-SA 4.0.
Keywords
counting associative law