Shark Learning
Grade 4/Multiplication

Distributive Expansion: 1-digit × 2-digit

Further practice decomposing 2-digit numbers to apply distributive property.
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Study Guide

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Distributive Expansion: 1-digit × 2-digit preview

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Easy
1
12 questions
2
12 questions
Medium
1
12 questions
2
12 questions
Hard
1
12 questions
2
12 questions

Practice Questions

  1. 7 × 34 = ?
    Show answer

    238

  2. 8 × 27 = ?
    Show answer

    216

  3. 9 × 42 = ?
    Show answer

    378

  4. 6 × 53 = ?
    Show answer

    318

  5. 8 × 36 = ?
    Show answer

    288

Teacher Resources
Teaching Notes

Emphasize decomposing numbers by place value. Connect to mental math strategies.

Vocabulary
Distributive Property: Multiply a sum by multiplying each addend.
Product: The answer when two numbers are multiplied.
Common Mistakes
  • Incorrect tens multiple
  • Incorrect decomposition
  • Error in partial product calculation
  • Addition errors
  • Forgetting to multiply both parts
Differentiation
SupportUse base ten blocks or area models.
ChallengeChallenge with 1-digit x 3-digit numbers.
Discussion Questions
  • Why is breaking apart numbers helpful?
  • How does this connect to mental math?
  • Can we use this strategy for larger numbers?
  • What properties of multiplication are we using?
Extension Activities
  • Use base-ten blocks.
  • Draw the expansion.
  • Multiply larger numbers.
Parent Tip

Help your child break down prices like $2.50 into dollars and cents.

Learning Path
Skill Cluster

Number Sense & Operations

Estimated Time

12 minutes

Skills Practiced
Distributive propertySum partials