Shark Learning
Grade 4/Multiplication

Missing Factor (2–12)

Unknown factor problems within 12×12 and small multiples. Emphasize inverse relationships.
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Easy
1
12 questions
2
10 questions
Medium
1
10 questions
2
10 questions
Hard
1
10 questions
2
10 questions

Practice Questions

  1. ? × 7 = 84
    Show answer

    12

  2. 9 × ? = 63
    Show answer

    7

  3. ? × 8 = 72
    Show answer

    9

  4. 6 × ? = 54
    Show answer

    9

  5. ? × 12 = 96
    Show answer

    8

Teacher Resources
Teaching Notes

Emphasize fact families and the inverse relationship between multiplication and division. Encourage mental math strategies.

Vocabulary
Factor: A number multiplied to get a product.
Quotient: The answer to division.
Common Mistakes
  • Dividing smaller by larger
  • Guessing without checking
  • Calculation errors
  • Confusing dividend/divisor
  • Forgetting to check
  • Not using inverse thinking
Differentiation
SupportUse a multiplication chart or manipulatives. Focus on smaller facts.
ChallengeIntroduce multi-step problems or larger factors. Explore prime factorization.
Discussion Questions
  • How does division help find a missing factor?
  • What is a factor pair?
  • Why is checking your answer important?
  • Can you create your own missing factor problem?
Extension Activities
  • Use multiplication facts.
  • Work with larger numbers.
  • Use arrays to visualize.
Parent Tip

Ask your child to create a story problem for the equation.

Learning Path
Skill Cluster

Number Sense & Operations

Estimated Time

12 minutes

Skills Practiced
Inverse relationshipEquation reasoning