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3rd Grade Patterns & Function Machines Worksheets

3rd Grade Patterns & Function Machines: find rules for function machines and spot patterns in the multiplication table. Every worksheet is free, prints as a PDF with an answer key, and can be assigned online. The ones teachers open most are first.

← All 3rd grade topics 3.OA.9

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3rd Grade Patterns & Function Machines Worksheets - Determining Function Machine Rule (+ or -) (MC) worksheet

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Determining Function Machine Rule (+ or -) (MC)

3oa9

Student objectives

Figure out what number is being added or subtracted to turn each input into the output.
Use a few input-output examples to spot a consistent pattern and name the rule.
Check that the same rule works for every pair in the table before choosing an answer.
Tell the difference between an “add” rule and a “subtract” rule by comparing inputs and outputs.

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3rd Grade Patterns & Function Machines Worksheets - Examining a Multiplication Table worksheet

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Examining a Multiplication Table

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Student objectives

Use a multiplication table to find the product of two numbers.
Look for patterns across rows and columns, like skip-counting by a number.
Notice how switching the factors gives the same product (like 3×6 and 6×3).
Explain why certain products repeat or line up in the table.

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3rd Grade Patterns & Function Machines Worksheets - Determining Function Machine Rule (+ or -) worksheet

Load up one problem at a time! Ideal for projectors, tablets and computers.

Create a set of flash cards.

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Distance Learning

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Determining Function Machine Rule (+ or -)

3oa9

Student objectives

Use a few input-output examples to spot a consistent pattern and write the rule.
Check that the rule works by testing it on another input-output pair.

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3rd Grade Patterns & Function Machines Worksheets - Determining Function Machine Rule (+ - x) worksheet

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Determining Function Machine Rule (+ - x)

3oa9

Student objectives

Find the rule that turns each input number into its output number
Test whether a rule uses adding, subtracting, or multiplying
Check a rule by applying it to all the numbers in the table
Recognize patterns between pairs of numbers

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3rd Grade Patterns & Function Machines Worksheets - Finding the Missing Number in an Arithmetic Pattern worksheet

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Finding the Missing Number in an Arithmetic Pattern

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Student objectives

Identify the rule of an arithmetic pattern from the given terms.
Find a missing number anywhere in a pattern, not just at the end.
Work with patterns that increase or decrease by a constant amount.

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More 3rd grade topics

Multiplication & Division Facts 59 Equivalent & Comparing Fractions 16 Understanding Multiplication & Division 14 Understanding Fractions 13 Area 10 Telling Time & Elapsed Time 24 Bar Graphs & Line Plots 14 Two-Step Word Problems 10 Adding & Subtracting Within 1,000 10 Rounding & Estimating 8 Fractions on a Number Line 5 Properties of Multiplication 13 Perimeter 7 Multiplying by Multiples of 10 3 Shapes & Polygons 5 Liquid Volume & Mass 4

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