Unit 1: Adding & subtracting by reversing
Connected notation
Expressing joining and removing as number sentences using + − = notation for the first time, where + and − describe the same relationship reversed.
Scope
Support
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Prepare
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Instruct
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Practice
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Extend
Number track notation
Placing counters forward on a number track for addition and removing them for subtraction, writing each action as the matching number sentence.
Scope
Support
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Prepare
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Instruct
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Practice
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Extend