1. © 2007 M. Tallman

2. P arentheses M ultiplication & D ivision A ddition & S ubtraction P MD A S From left to right

3. © 2007 M. Tallman 14 ÷ 2 7 PMDAS Step 3: Addition & Subtraction Step 2: Multiplication & Division Step 1: Parentheses 10 3 + 3 +

4. © 2007 M. Tallman ÷ 4 PMDAS Step 2: Multiplication & Division Step 1: Parentheses (15 – 7) 2 8 ÷ 4

5. © 2007 M. Tallman 28 ÷ 4 - 2 ÷ 4 - 2 5 PMDAS Step 2: Multiplication & Division Step 1: Parentheses Step 3: Addition & Subtraction (20 + 8) 28 ÷ 4 - 2 7 - 2

6. © 2007 M. Tallman 17 – – (7 × 2) PMDAS Step 2: Multiplication & Division Step 1: Parentheses Step 3: Addition & Subtraction 3 (13 + 4) 17 – (7 × 2) (7 × 2) 14 17 –

7. © 2007 M. Tallman (9 + 1) PMDAS Step 2: Multiplication & Division Step 1: Parentheses Step 3: Addition & Subtraction 24 3 × - 6 10 3 × - 6 30 - 6

8. © 2007 M. Tallman 8 × 2 20 - PMDAS Step 2: Multiplication & Division Step 1: Parentheses Step 3: Addition & Subtraction 20 - 9 (14 – 6)× 2 + 5 8 × 2 + 5 20 - + 5 16 20 - + 5 4

9. © 2007 M. Tallman × 9 × 9 PMDAS Step 2: Multiplication & Division Step 1: Parentheses 36 (2 + 3)20 ÷ 5 × 920 ÷ 4

10. © 2007 M. Tallman + 9 3x ÷ 3 + 9 + 9 15 x = 5 3x ÷ 3 + 9 PEMDAS Step 4: Addition & Subtraction Step 3: Multiplication & Division Step 2: Exponents Step 1: Parentheses ÷ 3 + 9 14 3 × 5 5 15 ÷ 3