C Curriculum Explorer
Mathematics·Algebra·language

Expressions & Equations Vocabulary

Understand and use the concepts and vocabulary of expressions, equations, inequalities, terms, and factors; distinguish between an expression (no equals sign), an equation (equals sign), and an inequality (inequality sign)

Suggested ages 11–12

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Evidence of understanding

  • Define and distinguish between expression, equation, and inequality
  • Identify terms, coefficients, and factors in algebraic expressions
  • Use the vocabulary of algebra precisely in mathematical discussions

Assessment prompt

Can Expressions & Equations Vocabulary explain the difference between an expression like "3x + 2," an equation like "3x + 2 = 11," and an inequality like "3x + 2 > 11"?

Standards alignment

6.EE.2bUS · ccss-math

Identify Parts of an Expression

Common Core State Standards for Mathematics · 6

6.EE.6US · ccss-math

Use Variables to Represent Numbers

Common Core State Standards for Mathematics · 6

KS3.Maths.Alg.3GB · uk-nc-2013

Algebraic Vocabulary

The national curriculum in England: Key stages 1 and 2 framework document · Key Stage 3