m is output with a label X=. The format is reset to
the program default of D23.15. The last line files the
macro.</p> <p>To add 4.5 and 6.7, just type:</p>

<p><strong>ADDER 4.5 6.7</strong></p>

<p>The answer displayed will be:</p>

<p>X = 11.200000</p>

<p>Macros are powerful. They can do just about anything you can
imagine you wish to do. If macros cannot be made to do something which
you need to do, call me and I will attempt to modify their behavior to
satisfy your needs.</p>

<h2>Lesson #8 - Optimizat