4.OA.2 – Multiply or divide to solve word problems involving multiplicative comparison, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem, distinguishing multiplicative comparison from additive comparison.1

Internet Resources (Videos, Websites, etc.)

Illustrative Mathematics Project

  1. Illustrations

K-5 Math Teaching Resources

  1. Sample Multiplicative Comparison Problems

Khan Academy

  1. Multiplication and division word problems 2

LearnZillion Instructional Videos

NCTM Illuminations

  1. Exploring Equal Sets
  2. Finding Products
  3. Hopping on the Number Line
  4. Keeping It All Together
  5. Multiplication Stories
  6. Problem-Solving Tasks

Online Practice from IXL

  1. Multiplication: Estimate products: word problems
  2. Multiplication: Multiply a 2-digit number by a 2-digit number: word problems
  3. Multiplication: Multiply a 2-digit number by a larger number: word problems
  4. Multiplication: Multiply numbers ending in zeroes: word problems
  5. Division: Division facts to 12: word problems
  6. Division: Divide larger numbers, one-digit divisors: word problems
  7. Division: Divide numbers ending in zeroes, multi-digit divisors: word problems
  8. Division: Divide by 2-digit numbers: word problems
  9. Division: Divide larger numbers by 2-digit numbers: word problems
  10. Mixed operations: Addition, subtraction, multiplication, and division word problems
  11. Mixed operations: Estimate sums, differences, products, and quotients: word problems
  12. Money: Price lists with multiplication
  13. Measurement: Compare customary units by multiplying
  14. Measurement: Convert between metric and customary units


  1. Spy Game

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