Function Machines Worksheets (Simple and More Advanced Functions)

“Function machines” are an excellent, tried-and-true method for introducing inputs and outputs and the concept of functions to students. Enclosed in this resource is:

· 6 pages of worksheets with 24 total functions and input-output tables, as well as outputs given requiring “backwards” thinking to find an input.

· Increasing difficulty allowing for differentiated instruction.

· Examples that include:

• one-step linear functions with whole numbers;
• one-step linear functions with decimals;
• one-step linear functions with percentages;
• one-step linear functions with fractions;
• one-step quadratic functions with x^2;
• two-step linear functions;
• three-step quadratic function;
• missing function rules.

· Answer key

· Definition

· Large example for display on SmartBoard or projector

· Sample Guess My Function activity

· Two additional examples with Input-Output tables

· Empty Function Machine for your use

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