• #### Order of Operations - Concept

##### Math›Pre-Algebra›Integers
How to use the order of operations to simplify expressions.
• #### Order of Operations - Concept

##### Math›Algebra›Pre-Algebra
How to use the order of operations to simplify expressions.
• #### Order of Operations - Problem 2

##### Math›Algebra›Pre-Algebra
How to use the order of operations to simplify fractions.
• #### Order of Operations - Problem 2

##### Math›Pre-Algebra›Integers
How to use the order of operations to simplify fractions.
• #### Order of Operations - Problem 1

##### Math›Pre-Algebra›Integers
How to use the order of operations to simplify with no exponents.
• #### Order of Operations - Problem 3

##### Math›Pre-Algebra›Integers
How to use the order of operations to simplify multiple parenthesis groupings.
• #### Order of Operations - Problem 3

##### Math›Algebra›Pre-Algebra
How to use the order of operations to simplify multiple parenthesis groupings.
• #### Order of Operations - Problem 1

##### Math›Algebra›Pre-Algebra
How to use the order of operations to simplify with no exponents.
• #### The Cosine Addition Formulas - Problem 1

How to use the cosine of a difference formula to simplify an expression or to find the cosine of an angle.
• #### The Cosine Addition Formulas - Problem 1

How to use the cosine of a difference formula to simplify an expression or to find the cosine of an angle.
• #### Introduction to Exponents - Problem 2

##### Math›Algebra›Exponents
How to simplify expressions with exponents and negative bases.
• #### Distributive - Problem 1

##### Math›Pre-Algebra›Properties of Numbers
Using the distributive property backwards to simplify mental calculations
Tags:
• #### Zero and Negative Exponents - Concept

##### Math›Algebra›Exponents
How to simplify products involving zero and negative exponents.
• #### Cube Roots - Problem 3

Using factor trees to simplify cube roots without a calculator.
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• #### Introduction to Radicals - Problem 4

How to simplify the root of a fraction.
• #### Commutative, Associative - Problem 1

##### Math›Pre-Algebra›Properties of Numbers
Using the commutative and associative properties to simplify mental calculations
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• #### The Quadratic Formula - Problem 8

Interpreting the +, - symbol as two expressions to simplify.
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• #### Series and Summation Notation - Problem 2

##### Math›Precalculus›Sequences and Series
How to interpret and simplify a series.