Unit 2 Review - Pre Algebra

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8.1

• Substitution

• Addition

• Subtraction

• Multiplication

• Division

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8.14

A fraction is a form of what mathematical operation?

• division
• multiplication
• subtraction
• addition

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8.14

Mathematical Equivalence

ON

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8.14

Which set of grouping symbols represents absolute value?

• | |
• [ ]
• { }
• ( )

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8.14

Organize these options into the right categories

Groups:

(a) Negative Answer

,

(b) Positive Answer

• dividing by same signs

• multiplying opposite signs

• adding where the smaller number is negative

• adding two positives

• adding two negatives

• multiplying the same signs

• subtracting two negatives

• dividing by opposite signs

• adding where the bigger number is negative

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8.14

Mathematical Equivalence

ON

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8.14

Mathematical Equivalence

ON

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8.14

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8.14

• 2ft

• surface area

• substituted equation

• l

• 3ft

• 3.14

• SA

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8.14