$10,200 | |
→ | $5,300 |
$8,700 | |
$13,900 | |
$7,000 |
$5,200 + $1,500 + $2,000 - $2,200 - $1,200 = $5,300
Learning is supposed to be free and, most of all, fun. I collect information I think will be helpful to anyone willing to learn. Please let me know or comment if they are helpful for you at all. It's lonely and time-consuming to be collecting "good instructional materials" on the web.