Chapter 12
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| Number or Quantity | Symbolic Shorthand |
| The age of my house | Ahouse |
| The floor area of my apartment | A |
| The area of a football field | A2 |
| The amount of money you will give me | AIOU |
| The time remaining before this class finishes | Tquit or T1 |
| The fourth number picked from a hat | N4 |
| The amount of milk in a cereal bowl | M1 or Amilk or .... |
The choice of shorthand is often a matter of taste. Tastes do differ.
Chapter Sections:
Next Section: 12 An Exercise
Next Chapter: 13 What's Next
Three Skills
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Chapters and Appendices
Words Before Symbols:
What is a Variable?
Introduction
Variation between Examples
Variation of Letters
A letter denotes a variable
Cases of Double Variation
Three Notions of a Variable
Constants, Parameters
& Variables
Talking about numbers
Dependent
or Independent
Variable, a Matter of Choice
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