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×8 and ×9 Unknown Factors

Practice ×8 and ×9 division as unknown-factor problems with maze gate questions.

Aligned to CCSS.Math.Content.3.OA.B.6. This page loads a playable maze, star scoring, a print-friendly worksheet, and an answer key.

Level quick facts

  • Grade: 3
  • Skill: Use harder multiplication facts to reason through division.
  • Standard: 3.OA.B.6
  • Game mode: Gate maze for division as unknown factor
  • Estimated time: 4-7 minutes
  • Success signal: Reach the finish with most gates correct; 3 stars means the student is ready for the next level.
  • Next step: Continue to Mixed Unknown Factors.

Common mistake to watch: Students may solve division by skip-counting without naming the related multiplication fact.

What this level covers

Use harder multiplication facts to reason through division. It supports 3.OA.B.6 by turning the standard into a playable maze path and matching printable practice.

Students use multiplication facts to understand division as an unknown-factor problem.

Gate questions

  1. 81 ÷ 9 = ?
  2. 8 × ? = 24
  3. ? × 9 = 36
  4. 40 ÷ 8 = ?
  5. 9 × ? = 90

Extra practice

  1. 36 ÷ 9 = ?
  2. 8 × ? = 48
  3. ? × 8 = 80
  4. 64 ÷ 8 = ?
  5. 8 × ? = 80
  6. ? × 9 = 27
  7. 27 ÷ 9 = ?
  8. 8 × ? = 40

Printable worksheet / 3.OA.B.6

Level 4: ×8 and ×9 Unknown Factors

Use multiplication facts to understand division as an unknown-factor problem.

kmaze.com
S F 1 2 3 4 5

Gate Questions

  1. 81 ÷ 9 = ?
  2. 8 × ? = 24
  3. ? × 9 = 36
  4. 40 ÷ 8 = ?
  5. 9 × ? = 90

Extra Practice

  1. 36 ÷ 9 = ?
  2. 8 × ? = 48
  3. ? × 8 = 80
  4. 64 ÷ 8 = ?
  5. 8 × ? = 80
  6. ? × 9 = 27
  7. 27 ÷ 9 = ?
  8. 8 × ? = 40

Standard

CCSS.Math.Content.3.OA.B.6

Student worksheet page

Teacher copy / 3.OA.B.6

Level 4: Answer Key

Use multiplication facts to understand division as an unknown-factor problem.

kmaze.com

Answer Key

  1. Gate 1: 9
  2. Gate 2: 3
  3. Gate 3: 4
  4. Gate 4: 5
  5. Gate 5: 10

Extra Practice Answers

  1. Practice 1: 4
  2. Practice 2: 6
  3. Practice 3: 10
  4. Practice 4: 8
  5. Practice 5: 10
  6. Practice 6: 3
  7. Practice 7: 3
  8. Practice 8: 5

Standard

CCSS.Math.Content.3.OA.B.6

Teacher answer key page

Continue this learning path

All 3.OA.B.6 levels

  1. ×2, ×5, and ×10 Unknown Factors
  2. ×3 and ×4 Unknown Factors
  3. ×6 and ×7 Unknown Factors
  4. ×8 and ×9 Unknown Factors
  5. Mixed Unknown Factors
  6. Unknown Factor Review
  7. Missing Factor Form Switch
  8. Boss Level: Division Reasoning Review

Print worksheet

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