Input Output Tables

Input and Output Tables

Essential Question: how can you write a rule to describe a pattern in a table?

​

​Learning Objective: You will determine and apply a rule to describe a pattern in a table.

​Remember...

​An input/output table shows pairs of related values.

​

​The rule for the table tells how each input value is changed to find its output value.

​Unlock the Problem

​Diane enjoys saving money with store coupons. On Monday, she received a coupon for $8 off any $40 or more purchase at her favorite store.

​

​You can use an input/output table to find a rule that relates the amount of purchase to the final cost.

Fill in the Blanks

Fill in the Blanks

Fill in the Blanks

Fill in the Blanks

Multiple Choice

What is the rule for the table shown?

• Add 3 to the input to get the output.

• Subtract 3 from the input to get the output.

• Multiply the input by 3 to get the output.

• Divide the input by 3 to get the output.

Multiple Choice

What is the rule for this table?

• r divided by 2

• r multiplied by 2

• r plus 2

• r minus 2

Multiple Choice

What is the rule for this table?

• Add 5 to the input

• Subtract 4 from the input

• Multiply the input by 4

• Divide the input by 5

Multiple Choice

What is the rule for this table?

• Add 3 to the input

• Subtract 5 from the input

• Multiply the input by 2

• Divide the input by 4

Multiple Choice

What number should replace the question mark?

• 50

• 18

• 20

• 10