hex...

256 is the hundred's place holder

16 is the ten's place holder

1 is the one's place holder

256       16           1

hex 100 = what in decimal?

256 is the hundred's

16 is the ten's

1 is the one's

1                        0                        0

256                     0                        0

100 hex is 256 decimal

do you need a chart? what is 111 in hex?

256 16 1
1      1   1  equals 256 + 16 + 1 is 273 decimal

what is decimal cc? a is 10 b is 11 c is 12 d is 13 e is 14 f is 15

only 2 place holders here 10's and 1's

c in the ten's position is 12 (x16) +  c in the one's position is 12

12x16=192 + 12 = 204

check this calculator to see if it's correct...

http://easycalculation.com/hex-converter.php

see more in earlier posts...

http://insearchofthecert.blogspot.com/search/label/nibbles%20and%20bits