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🧮 1st Grade · Math1.NBT.B.3Unit 7: Comparing two-digit numbers

Ordering numbers

Google Classroom

🎯 Objective: Students order three or more two-digit numbers.

Lesson outline

  1. Line up students holding number cards.
  2. Order from least to greatest.
  3. Order sets of three numbers on paper.
  4. Exit: order 72, 27, 57.

Lesson 4 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.NBT.B.3

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

🏁 Unit goals

  • Compare two-digit numbers using tens and ones
  • Record comparisons with >, = and <

✅ 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: Place value to 120📚 All 1st Grade skills🎮 Learning games⚡ Capy Live class quiz

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More lessons in “Comparing two-digit numbers”

  1. Compare with tens and ones
  2. The symbols >, = and <
  3. Ten more and ten less
  4. Ordering numbers

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