Function Machines 3 (Functions and Problem Solving)


Drop a number into a function machine, and see what number comes out! You can use one of the six pre-set function machines, or program your own function rule into one of the blank machines. Stack up to three function machines together. Input and output can be recorded in a table and on a graph.

Screenshot of Function Machines 3 (Functions and Problem Solving) Gizmo

LESSON MATERIALS:

  • Assessment Questions

LEARNING OBJECTIVES:

  • Model and solve word problems using function machines.
  • Combine two functions to model a real-world situation.
  • Predict the output of a combination of machines.
  • Use function machines to demonstrate inverse operations:
    • Subtraction is the inverse of addition (and vice versa).
    • Division is the inverse of multiplication (and vice versa).

VOCABULARY:

  • function, input, inverse operation, output

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