# Ch 9: NMTA Middle Grades Math: Simplifying Whole Number Expressions

### About This Chapter

## NMTA Middle Grades Math: Simplifying Whole Number Expressions - Chapter Summary

This chapter will help you review mathematical expressions with whole numbers and their mathematical manipulation as well. The lessons break down how to simplify whole number expressions by mathematical operation. At the end of the chapter, you will have strengthened your knowledge on:

- Simplifying addition and subtraction expressions
- Using order of operations to simplify multiplication expressions
- Working with matching pairs to simplify division expressions
- Simplifying parenthetical and exponential expressions

Each of our exciting video lessons has a quiz attached to it. The questions on the quizzes are in the same format as those on your upcoming exam. Our instructors teach you all the info you need about simplifying whole number expressions to answer these questions and to take the exam.

### Objectives of the NMTA Middle Grades Math: Simplifying Whole Number Expressions Chapter

The Middle Grades Math exam is four hours and fifteen minutes long. It is a computer-based exam that is a required part of the licensing process for aspiring middle grades math teachers in New Mexico. The test will examine your knowledge of four domains: number sense and operations, algebra and functions, measurement and geometry, and statistics, probability, and discrete mathematics. This chapter belongs to the algebraic and functions domain. The domain asks about 33% of the 150 multiple-choice questions on the exam.

### 1. How to Simplify an Addition Expression

Learn how to simplify and combine like terms in any algebraic expression that uses addition with this lesson. Also learn how to follow the order of operations when simplifying your expression.

### 2. How to Simplify a Subtraction Expression

After watching this video lesson, you will be able to simplify any subtraction expression by combining like terms. Learn what to look for and how easy this is to do.

### 3. How to Simplify a Multiplication Expression

In this video lesson, you will learn how to simplify a multiplication expression that has both numbers and variables in it. Learn what you need to watch for and how to write your simplified expression.

### 4. How to Simplify a Division Expression

Watch this video lesson to learn how to simplify a division problem that has both numbers and letters in it. See what you need to do to get the correct answer. Also, learn what you can do to make your job easier.

### 5. How to Simplify an Expression with Parentheses & Exponents

Watch this video lesson to learn how important it is to follow the order of operations. Learn what to do when you see parentheses and exponents in your math problems.

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### Other Chapters

Other chapters within the NMTA Middle Grades Mathematics (203): Practice & Study Guide course

- NMTA Middle Grades Math: Basic Arithmetic Operations
- NMTA Middle Grades Math: Solving Math Word Problems
- NMTA Middle Grades Math: Properties of Numbers
- NMTA Middle Grades Math: Estimating & Rounding
- NMTA Middle Grades Math: Number Theory
- NMTA Middle Grades Math: Roots & Radical Expressions
- NMTA Middle Grades Math: Exponents & Exponential Expressions
- NMTA Middle Grades Math: Scientific Notation
- NMTA Middle Grades Math: Integers
- NMTA Middle Grades Math: Rational Numbers
- NMTA Middle Grades Math: Introduction to Fractions
- NMTA Middle Grades Math: Operations with Fractions
- NMTA Middle Grades Math: Introduction to Decimals
- NMTA Middle Grades Math: Operations with Decimals
- NMTA Middle Grades Math: Percents
- NMTA Middle Grades Math: Money & Consumer Math
- NMTA Middle Grades Math: Number Patterns & Sequences
- NMTA Middle Grades Math: Properties of Functions
- NMTA Middle Grades Math: Graphing Functions
- NMTA Middle Grades Math: Negative Numbers
- NMTA Middle Grades Math: Absolute Value
- NMTA Middle Grades Math: Inequalities
- NMTA Middle Grades Math: Factoring
- NMTA Middle Grades Math: Monomials & Polynomials
- NMTA Middle Grades Math: Writing Algebraic Expressions
- NMTA Middle Grades Math: Basic Algebraic Expressions
- NMTA Middle Grades Math: Algebraic Distribution
- NMTA Middle Grades Math: Writing & Solving One-Step Equations
- NMTA Middle Grades Math: Writing & Solving Two-Step Equations
- NMTA Middle Grades Math: Simplifying & Solving Rational Expressions
- NMTA Middle Grades Math: The Coordinate Graph
- NMTA Middle Grades Math: Linear Equations
- NMTA Middle Grades Math: Systems of Linear Equations
- NMTA Middle Grades Math: Rates, Ratios & Proportions
- NMTA Middle Grades Math: Measurement
- NMTA Middle Grades Math: Perimeter & Area
- NMTA Middle Grades Math: Polyhedrons & Geometric Solids
- NMTA Middle Grades Math: Symmetry, Similarity & Congruence
- NMTA Middle Grades Math: Properties of Lines
- NMTA Middle Grades Math: Triangles
- NMTA Middle Grades Math: Triangle Theorems & Proofs
- NMTA Middle Grades Math: Similar Polygons
- NMTA Middle Grades Math: The Pythagorean Theorem
- NMTA Middle Grades Math: Quadrilaterals
- NMTA Middle Grades Math: Circles
- NMTA Middle Grades Math: Circular Arcs & Measurement
- NMTA Middle Grades Math: Transformations
- NMTA Middle Grades Math: Data & Graphs
- NMTA Middle Grades Math: Statistics
- NMTA Middle Grades Math: Data Collection
- NMTA Middle Grades Math: Samples & Populations
- NMTA Middle Grades Math: Probability
- NMTA Middle Grades Math: Sets
- NMTA Middle Grades Mathematics Flashcards