# Computing

## The Basics of BASIC

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## APPENDIX A

EXAMPLE 1: Compute the average of three numbers.
The programmer chooses X, Y Z three letters (X,Y,&Z) to represent the numbers to be averaged.
The computing step uses the standard formula for finding an average, the programmer electing to call the answer “A.”
EXAMPLE 2: Trace the following flowchart for the data values listed.
(See actual trace on following page)
2.Trace: Input 10 for X and -5 for Y

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1. Trace: Input 8 for X and 2 for Y

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