1. Excel Introduction

2. Excel Is a Spreadsheet Laid out in columns and rows Consists primarily of numbers and formulas 32 =A1+A2

3. Documents Are Called: Worksheets

4. Worksheets Are Individual Pages in: Workbooks

5. Excel Easily Recalculates Use formulas whenever possible Formulas will automatically be updated if values are changed

6. Excel Creates Graphs/Charts

7. Excel Formulas The foundation of the worksheet.

8. Arithmetic Operators p. 552 n Addition + n Subtraction - n Division / n Multiplication * n Percentage % n Exponentiation ^ Use the following symbols in Excel formulas:

9. Order of Operation p. 553 Calculations will be performed in the following sequence: 1. Negation 2. Percents 3. Exponentiation 4. Multiplication 5. Division 6. Addition 7. Subtraction

10. Over-riding Order of Operation n Use parenthesis n The operations enclosed in parenthesis are performed first

11. For Example 2 * 4 + 2 = 10 BUT 2 * (4 + 2) = 12

12. Excel Notes n Formulas always start with = n Use cell references instead of actual numbers n Type formulas carefully n Functions are pre-made formulas –AutoSum adds the SUM function to calculate a total n Functions use “ranges” of cells such as: (A2:D16) (first cell:last cell)