Georgia 3.MP.8

Math3rd GradeMathematical Practices

The Standard

Look for and express regularity in repeated reasoning.

Georgia's K-12 Mathematics Standards · Display perseverance and patience in problem-solving. Demonstrate skills and strategies needed to succeed in mathematics, including critical thinking, reasoning, and effective collaboration and expression. Seek help and apply feedback. Set and monitor goals.

Teacher's field guide

What This Standard Means

What Students Need to Do

Students notice when the same calculation or step happens several times. They describe the pattern and use it as a shortcut or rule for a new case.

What Mastery Looks Like

Students identify a repeated step, explain it clearly, and use it to predict another result. They test their rule with an example and revise it if needed.

Common Misconceptions

Students may claim a pattern after seeing only one or two examples. They may notice changing answers but miss the repeated operation that causes the change.

How to Assess It

Show 4 × 3 = 12, 4 × 4 = 16, and 4 × 5 = 20. Ask students to predict 4 × 6 and explain what repeats.

Lesson moves

Ways to Teach It

  1. Build one through six rows of four counters, record each total, and describe what repeats.

  2. Ask students to write how knowing 5 × 6 helps them solve 6 × 6 and 7 × 6.

  3. Play a multiplication chart hunt where pairs find, mark, and explain three number patterns.

  4. List the cost of one through five $3 notebooks, then use the pattern to predict the cost of eight notebooks.

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Printable 3.MP.8 Worksheet

Preview of the 3.MP.8 printable worksheet

A ready-to-print activity worksheet aligned to 3.MP.8, with an answer key for the teacher on its own page. No account needed.

PDF, US Letter, prints cleanly in black and white.

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