M-NUM-032Foundation & HigherReview: Pending

Add and subtract in standard form

Number · Standard form (T-NUM-010)

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: Write numbers using a common power
Fluency: Calculate with different exponents
Reasoning: Explain whether a result is in valid standard form.
Application: Find the difference between microscopic measurements
Common misconception: The coefficient must be at least 1 and less than 10.

Video brief

Model how to add and subtract in standard form. Explain each step; pause for a matching shadow question.

Planned video: V-NUM-032 · Video coming soon

Worksheets

Worksheets coming soon

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