Equations and Inequalities · Algebraic Thinking

Linear Inequalities

Solving and representing linear inequalities on a number line.

Key Questions

  1. 1Why does the inequality sign reverse when multiplying or dividing by a negative number?
  2. 2How do inequalities allow us to model ranges of possibility rather than single points of truth?
  3. 3What is the significance of the endpoint in a graphical representation of an inequality?

MOE Syllabus Outcomes

MOE: Numbers and Algebra - S3MOE: Equations and Inequalities - S3
Level: Secondary 3
Subject: Mathematics
Unit: Equations and Inequalities
Period: Algebraic Thinking

Suggested Methodologies

Ready to teach this topic?

Generate a complete, classroom-ready active learning mission in seconds.

Generate a Custom MissionBrowse Lesson Plan Templates

More in Equations and Inequalities

Quadratic Equations

Solving equations using the factorisation method and understanding the zero product property.

1 methodologies

Applications of Equations

Using algebraic tools to solve word problems involving real life constraints.

2 methodologies

Browse curriculum by country

AmericasUSCAMXCLCOBR
EuropeUKIEFRDEESITNLPTSE
Asia & PacificINSGAU