Patterns, Functions, and Algebra

Virginia SOL 5.PFA.2

Investigate and use variables in contextual problems.

What students need to be able to do

  • Describe the concept of a variable (presented as a box, letter, or other symbol) as a representation of an unknown quantity.
  • Write an equation (with a single variable representing an unknown quantity and one operation) from a contextual situation using addition, subtraction, multiplication, or division.
  • Use an expression with a variable to represent a given verbal expression involving one operation.
  • Create and write a word problem to match a given equation with a single variable and one operation.