M-NUM-007Foundation & HigherReview: Pending

Add and subtract decimals

Number · Arithmetic (T-NUM-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: Align decimal places
Fluency: Calculate with unequal decimal lengths
Reasoning: Compare two methods and identify an invalid step.
Application: Check a receipt and calculate change
Common misconception: Signs, place value or operation order may be mishandled.

Video brief

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

Planned video: V-NUM-007 · Video coming soon

Worksheets

Worksheets coming soon

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