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🧮 1st Grade · Math1.OA.C.5Unit 1: Addition & subtraction within 10

Counting on to add

Google Classroom

🎯 Objective: Students add by starting at the greater number and counting on.

Lesson outline

  1. Number talk: 6 + 2 — who started at 6?
  2. Model counting on with a number path and finger “bumps”.
  3. Partners roll two dice and count on from the larger number.
  4. Exit: 7 + 3, 2 + 8 (start at the bigger number).

Lesson 1 of 6 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.C.5

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

🏁 Unit goals

  • Add and subtract within 10 using objects, drawings and strategies
  • Use the commutative property (3 + 5 = 5 + 3)

✅ 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🎲 Dice roller📚 All 1st Grade skills🎮 Learning games⚡ Capy Live class quiz

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More lessons in “Addition & subtraction within 10”

  1. Counting on to add
  2. Turn-around facts
  3. Doubles
  4. Making 10
  5. Subtract by counting back
  6. Fact families

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