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Guided walkthroughs · LEARNING RESOURCE COLLECTION

Walk through a checked sales comparison

A silent visual video and an interactive text walkthrough. Pause or read the transcript at your own pace; these are original teaching slides, not screen recordings.

Existing companion activity · Educational depth review pending

This collection organizes the existing companion into separate reading activities. It is not labelled a complete chapter or worksheet set. Additional worksheets, independent cases and educational review remain to be developed.

01 / STUDY

Read the contract

Read this part of the original activity, with its existing explanation and any supplied code.

Free accountRead this part →
02 / STUDY

Inspect the source

Read this part of the original activity, with its existing explanation and any supplied code.

Free accountRead this part →
03 / STUDY

Calculate the result

Read this part of the original activity, with its existing explanation and any supplied code.

Free accountRead this part →
04 / STUDY

Explain the change

Read this part of the original activity, with its existing explanation and any supplied code.

Free accountRead this part →
05 / STUDY

Hand over evidence

Read this part of the original activity, with its existing explanation and any supplied code.

Free accountRead this part →

Original activity & existing files → · Existing supporter offline project desk →

Keep the explanation that made it click.

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