The Meaning of Letters in Algebra - Progression Points

Dimension

Level

Progression Point

Structure

4.0 Standard

… Students use words and symbols to form simple equations.

4.25

• Interpretation of a letter as a symbol for any one of a set of numbers and use in symbolic description of relationships

4.5

• Translation from verbal description to algebraic representation, and of the structure of algebraic expressions; for example, if $500 is shared between n people, each receives 500/n