Mathematics (2019) Grade(s): 6

MA19.6.20

Write and solve inequalities in the form of $x > c$, $x < c$, $x ge c$, or $x le c$ to represent a constraint or condition in a real-world or mathematical problem.

Unpacked Content

Knowledge

Students know:
  • Correct translation between verbally stated situations and mathematical symbols and notation,
  • Many real-world situations are represented by inequalities,
  • The number line represents inequalities from various contextual and mathematical situations.

Skills

Students are able to:
  • Translate fluently among verbally stated inequality situations, algebraic models of the situation ( x > c or x

Understanding

Students understand that:
  • Inequalities have infinitely many solutions.
  • A symbolic or visual representation of relevant features of a real-world problem can provide for resolution of the problem and interpretation of the situation.

Vocabulary

  • Inequalities
  • Constraint
  • Infinitely many solutions
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