Excel

Introduction

Excel Is a Spreadsheet

Laid out in columns and rows

Consists primarily of numbers and formulas

32

32

=A1+A2

Documents Are Called:

Worksheets

Worksheets Are Individual Pages in:

Workbooks

Excel Easily Recalculates

Use formulas whenever possible

Formulas will automatically be updated if values are changed

Excel Creates Graphs/Charts

Excel Formulas

The foundation of the worksheet.

Arithmetic Operators p. 552

Addition + Subtraction - Division /

Multiplication * Percentage % Exponentiation ^

Use the following symbols in Excel formulas:

Order of Operation p. 553 Calculations will be performed in the following sequence:

1. Negation2. Percents3. Exponentiation4. Multiplication5. Division6. Addition7. Subtraction

Over-riding Order of Operation

Use parenthesis

The operations enclosed in parenthesis are performed first

For Example

2 * 4 + 2 = 10

BUT

2 * (4 + 2) = 12

Excel Notes

Formulas always start with = Use cell references instead of actual

numbers Type formulas carefully Functions are pre-made formulas

– AutoSum adds the SUM function to calculate a total Functions use “ranges” of cells such as:

(A2:D16) (first cell:last cell)