# Patterns and Expressions

## Write variable expressions to represent word problems.

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.

## Patterns and Expressions

Write and solve algebraic equations that model verbal situations.
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## Patterns and Expressions

Write and solve algebraic equations that model verbal situations.
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## Multiplication and Division Phrases as Expressions

Write multiplication and division phrases as single variable expressions.
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## Order of Operations

Evaluating numerical expressions by following the order of operations.
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## Order of Operations (1.3)

Evaluating numerical expressions by following the order of operations.
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## Order of Operations

Evaluating numerical expressions by following the order of operations.
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## Order of Operations

Evaluating numerical expressions by following the order of operations.
MEMORY METER
This indicates how strong in your memory this concept is
0

## Order of Operations

Evaluating numerical expressions by following the order of operations.
MEMORY METER
This indicates how strong in your memory this concept is
0

## Order of Operations

Evaluating numerical expressions by following the order of operations.
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This indicates how strong in your memory this concept is
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## Order of Operations (PEMDAS)

Evaluating numerical expressions by following the order of operations.
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## Addition and Subtraction Phrases as Expressions

Learn how to write addition and subtraction phrases as single variable expressions.
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## Review questions for: Addition and Subtraction Phrases as Expressions

Learn how to write addition and subtraction phrases as single variable expressions.
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