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Grade 3/Multiplication

Missing Factors: Tables of 2, 5, and 10

Practice finding the missing factor in multiplication problems involving the tables of 2, 5, and 10. These exercises help students strengthen their understanding of multiplication and division.
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Missing Factors: Tables of 2, 5, and 10 preview

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#WorksheetQuestionsActions
Easy
1
20 questions
2
20 questions
Medium
1
20 questions
2
20 questions
Hard
1
20 questions
2
20 questions
Prerequisites
Multiply & Divide by 5: Missing Factor6 WS
5 x ____ = 15

Practice Questions

  1. 2 x ? = 8
    Show answer

    4

  2. ? x 5 = 25
    Show answer

    5

  3. 10 x 3 = ?
    Show answer

    30

  4. ? x 2 = 14
    Show answer

    7

  5. 5 x ? = 20
    Show answer

    4

Teacher Resources
Teaching Notes

Focus on fluency and pattern recognition. Encourage students to visualize groups or use repeated addition strategies. Accuracy should come before speed.

Instruction Tips: These worksheets focus on finding the missing factor in multiplication problems involving the tables of 2, 5, and 10, helping students strengthen their understanding of multiplication and division.

Worked Example: 10 x __ = 20 worked example

Problem: 10 x __ = 20

Strategy: Think of the multiplication tables of 2, 5, and 10 and find the number that gives 20 when multiplied by 10.

Hints:

  • Use division to find the missing factor.

Steps:

  • Divide 20 by 10 to find the missing factor.
Vocabulary
Factor: A number multiplied to get a product.
Product: The answer to a multiplication problem.
Common Mistakes
  • Confusing operation symbols (+ vs x)
  • Skip-counting errors
  • Confusing multiplication with division to find the missing number.
  • Incorrectly recalling basic multiplication facts for 2, 5, or 10.
  • Guessing instead of using strategies like skip counting or inverse operations.
Differentiation
SupportProvide manipulatives or a number line.
ChallengeChallenge students to create word problems for the equations.
Discussion Questions
  • What strategy did you use?
  • Which problem was easiest?
  • How does knowing your multiplication facts for 2 help you solve problems with missing factors?
  • What is the connection between multiplication and division when finding a missing number?
  • Can you think of a real-life situation where you would need to find a missing factor?
Extension Activities
  • Create flashcards.
  • Peer teaching.
Parent Tip

Ask your child to solve simple division problems related to multiplication facts.

Learning Path
Skill Cluster

Multiplication & Division

Estimated Time

15 minutes

Skills Practiced
Multiplication factsMissing factorsDivision facts