Thinkabara

🧮 7th Grade · Math7.G.A.1Unit 1: Scale drawings

Area in scaled copies

Google Classroom

🎯 Objective: Students see area scales by the square of the scale factor.

Lesson outline

  1. Tile scaled squares.
  2. Compare areas.
  3. Practice.
  4. Exit: area at scale factor 3.

Lesson 3 of 4 in this unit. In the Lesson Planner this lesson takes 1–3 class periods depending on your timetable: day 1 introduce & model, then practice, small-group reteach and a quick check.

📐 Standard

7.G.A.1

Common Core State Standards for Mathematics, Grade 7 — typical US scope & sequence

🏁 Unit goals

  • Use scale factors to compute lengths and areas
  • Reproduce a drawing at a different scale

✅ Check for understanding

End with the exit ticket in the outline. Sort answers into got it / almost / not yet and start the next lesson with a 5-minute reteach for the “not yets”.

Practice & resources on Thinkabara

📚 All 7th Grade skills🎮 Learning games⚡ Capy Live class quiz

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More lessons in “Scale drawings”

  1. Scaled copies
  2. Scale drawings and maps
  3. Area in scaled copies
  4. Create a scale drawing

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