M-ALG-005Foundation & HigherReview: Pending

Substitute positive values

Algebra · Substitution (T-ALG-002)

v1 mapping, pending teacher review. Only AQA and Edexcel are mapped so far. The first 3 pilot worksheets and their worked answers are available; remaining worksheets are coming soon. All videos are still coming soon.

Retrieval: Order of operations
Fluency: Evaluate expressions and formulae
Reasoning: Explain the effect of changing the sign of an input.
Application: Use a supplied formula in a science context
Common misconception: A negative substitution needs brackets before squaring.

Video brief

Model how to substitute positive values. Explain each step; pause for a matching shadow question.

Planned video: V-ALG-005 · Video coming soon

Worksheets

Worksheets coming soon

Note: Scope and tier apply to this skill; tag each generated variant separately.