# 4.9: Simplify Variable Expressions Involving Integer Subtraction

Difficulty Level:

**At Grade**Created by: CK-12
%

Progress

Practice

Progress

%

Practice Now

Difference

Difference

The result of a subtraction operation is called a difference.Integer

Integer

The integers consist of all natural numbers, their opposites, and zero. Integers are numbers in the list ..., -3, -2, -1, 0, 1, 2, 3...Variable Expression

Variable Expression

A variable expression is a mathematical phrase that contains at least one variable or unknown quantity.### Image Attributions

## Description

Evaluate and simplify variable expressions involving subtraction and integers

## Learning Objectives

None

## Related Materials

## Difficulty Level:

At Grade## Authors:

## Subjects:

## Grades:

## Date Created:

Nov 30, 2012## Last Modified:

May 09, 2015## Vocabulary

None

Files can only be attached to the latest version of Modality