Order of Operations Using Integers. “Operators” & “Terms”… 12 -5 + -3 -6 TermsOperators.

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Presentation transcript:

Order of Operations Using Integers

“Operators” & “Terms”… TermsOperators

What do we do first???? It Matters!!!! =

The Order of Operations 1. Parenthesis 2. Exponents 3. Multiplication & Division (left to right) 4. Addition & Subtraction (left to right) 5. Simplify any Fraction All of Algebra is Based on…

What do we do first???? =

The Order of Operations 1. Parenthesis 2. Exponents 3. Multiplication & Division (left to right) 4. Addition & Subtraction (left to right) 5. Simplify any Fraction Memorize These

Example (-8 + 5) (-3) (-3) Holy Mackerel

Example 2

Evaluate when a = -2, b = 4 (2a) 2 - 3b 2 (-4) 2 - 3(4) (16) (2-2) Evaluating Algebraic Expressions 16 + (-48)

Evaluate when x=7, y=-3 x 2 - 2y 2 + y ( - 3) (9) More “Placeholders”

Evaluate when x = -5, y = -2 x 2 - 2y 2 + y (- 5) 2 - 2( - 2) (4) Variables can “Vary”

Looks Easy BUT… Evaluate when a = -2 -a2-a2 2 only has power over the a (not the negative sign)

Try some on your own...