Algebraic Expressions and Equations · Algebraic Thinking

Variable Relationships

Using variables to represent unknown quantities and simplifying expressions by combining like terms.

Key Questions

  1. 1What does a variable actually represent in a changing physical system?
  2. 2Why must we follow a specific order of operations when evaluating algebraic expressions?
  3. 3How does the distributive property help us simplify complex mental calculations?

Ontario Curriculum Expectations

ON: Algebra - Grade 7
Grade: Grade 7
Subject: Mathematics
Unit: Algebraic Expressions and Equations
Period: Algebraic Thinking

Suggested Methodologies

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Mastering the balance method to isolate variables and solve for unknowns in linear equations.

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Representing ranges of possible solutions using inequalities and graphing them on a number line.

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