Thinkabara

🧮 6th Grade · Math6.NS.C.6aUnit 6: Rational numbers

Opposites and the number line

Google Classroom

🎯 Objective: Students locate opposites and rational numbers on a number line.

Lesson outline

  1. Fold a number line at 0.
  2. Place fractions and decimals.
  3. Practice.
  4. Exit: place −2.5.

Lesson 2 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

6.NS.C.6a

Common Core State Standards for Mathematics, Grade 6 — typical US scope & sequence

🏁 Unit goals

  • Understand positive and negative numbers in context
  • Order rational numbers and find absolute value
  • Graph in all four quadrants

✅ 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: Dividing fractions📚 All 6th Grade skills🎮 Learning games⚡ Capy Live class quiz

🗓️ Plan the whole year like this

Add 6th Grade Math to your free Lesson Planner: enter your timetable once and every period shows the next lesson, skipping weekends and school breaks.

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More lessons in “Rational numbers”

  1. Negative numbers in context
  2. Opposites and the number line
  3. Ordering and absolute value
  4. Four-quadrant coordinate plane

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