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## Add and subtract positive and negative numbers

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

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## Addition of Integers: Polka Dots

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## The Secret of Subtraction

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## Adding Between 10 and -10

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## Addition of Integers: Number Blocks

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• Critical Thinking

## Addition of Integers Discussion Questions

A list of student-submitted discussion questions for Addition of Integers.
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• Real World Application

## Tiger Woods

Students will apply their understanding of adding integers to better understanding Tiger Woods' golf game.
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• Study Guide

## Number Lines Study Guide

This study guide is an overview of graphing opposite numbers, absolute values, addition/subtraction, and inequalities on number lines.
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