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Sequences

Cambridge Lower Secondary Mathematics
Grade 7
Teacher Script & Notes
What to say / Spoken Script
A sequence is an ordered list of numbers following a rule. In an arithmetic sequence, we add or subtract a constant value each time (common difference). Look at these block patterns: term 1 is 1 block, term 2 is 3 blocks, and term 3 is 5 blocks.
What to do / Action Guide
Display the visual representation of growing stacks of blocks (1, 3, 5).
Pedagogical Tips
Ask students to identify the rule to get from one term to the next (+2).
Step 1: Introduction
Step 1 of 1
Term 1 Term 2 Term 3
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