1. Orders of Operations Section 1.6

2. Objective Perform any combination of operations on whole numbers

3. Order of Operation To evaluate an expression with more than one operation 1.Parentheses (), brackets [], Braces {}, and fraction bar – grouping symbols. Do operations within grouping symbols in the order of steps 2, 3, and 4 below 2.Exponents 3.Multiply and divide – do both operations as they appear, working left to right 4.Add and subtract – do both, working left to right

5. Getting Ready for Algebra Section 1.6

6. Objective Solve equations of the form in which x, a, b, and c are whole numbers

7. Getting Ready for Algebra To solve equations in these forms: 1.Eliminate the addition or subtraction by subtracting or adding the same number to each side 2.Eliminate multiplication and division by dividing or multiplying the same number to each side 3.Check the solution by substituting it in the original equation