Grade 4 Mathematics - Operations with Numbers

Explore the Operations with Numbers strand of the Grade 4 Mathematics curriculum. Build fluency with addition, subtraction, multiplication, and division, and apply them to solve real-world problems.

Grade Four Expectations for Operations with Numbers

Essential Learning Outcome 1: Understanding Addition and Subtraction

  • Understand a fraction a/b with a > 1 as a sum of fractions 1/b
  • Decompose a fraction into a sum of fractions with the same denominator in more than one way, recording each decomposition with an equation
  • Use concrete models or drawings and strategies based on place value to add and subtract decimals to tenths

Specific Curriculum Outcomes

By the end of Grade Four, the learner will be expected to:

Inclusive Assessment Strategies

Assessment strategies that provide information about learning:

  • Observations: Teacher observations during activities
  • Conversations: Student explanations and discussions
  • Products: Student work samples and completed tasks

Sample Assessment Tools:

  • Observation checklists for operations skills
  • Rubrics for evaluating student-created models
  • Performance tasks involving real-world applications

Inclusive Learning Strategies

Additional Resources and Materials

Manipulatives

  • Base-ten blocks
  • Counters and tokens
  • Array cards
  • Multiplication tables
  • Division boards
  • Fraction manipulatives

Digital Resources

  • Interactive multiplication games
  • Division practice apps
  • Virtual manipulatives for operations
  • Fact fluency websites
  • Educational videos on operations

Recommended Reading

  • "Mastering the Basic Math Facts in Multiplication and Division" by Susan O'Connell
  • "Teaching Arithmetic: Lessons for Extending Multiplication" by Maryann Wickett
  • "Minilessons for Operations with Fractions, Decimals, and Percents" by Catherine Twomey Fosnot