Thinkabara

🧮 1st Grade · Math1.OA.D.7Unit 5: The equal sign & true equations

What the equal sign means

Google Classroom

🎯 Objective: Students learn that = means both sides have the same value.

Lesson outline

  1. Use a balance: 3 + 2 on one side, 5 on the other.
  2. Show 5 = 3 + 2 is also true.
  3. Build balanced equations with cubes.
  4. Exit: is 6 = 6 true?

Lesson 1 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

1.OA.D.7

Common Core State Standards for Mathematics, Grade 1 — typical US scope & sequence

🏁 Unit goals

  • Understand that = means “the same as”
  • Decide whether equations are true or false

✅ 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

🎯 Practice: Add & subtract within 20🖨️ Worksheet: Addition Within 20🖨️ Worksheet: Subtraction Within 20📚 All 1st Grade skills🎮 Learning games⚡ Capy Live class quiz

🗓️ Plan the whole year like this

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More lessons in “The equal sign & true equations”

  1. What the equal sign means
  2. True or false?
  3. Unknowns in every place
  4. Equal sign games

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