Order Of Operations Fractions Absolute Value Algebraic Expression Algebraic Equations Real Numbers.

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Presentation transcript:

Order Of Operations Fractions Absolute Value Algebraic Expression Algebraic Equations Real Numbers

Exponents

Order of Operations

Practice Problems

Absolute Value

Average Divide the sum of the values by the number of values Example: What is the average temperature for Orlando for the past three days: given 39degrees, 45 degrees and 68 degrees?

Expression v. Equation

Algebraic Expressions Sum Plusmore thanincreased by Addedgreater than Difference Minusless thandecreased Reduced by subtracted from Product 25 times gofcubed Twice squared Quotient Divided byratio

Examples M plus 10 equals 4 Three times x results in 9 Two times the sum of a number and 4

Evaluating Expressions When given a value for an unknown variable replace the variable with the given number Evaluate the given expression when x= -3 x 3 – 2x + 3

Simplifying Expressions or Equations Combine like terms Like or not? a) 2x 4y 3x b) 2 -1/4 3z