Specifications

Appendix C: Decimal to HEX Conversion
370 025-9035AA
Decimal to Hex Digit
Examples
Example: Convert 2020 decimal to hex.
To check: Multiply each digit by its position value, and add together, for example:
Decimal Hex
00
11
22
33
44
55
66
77
88
99
10 A
11 B
12 C
13 D
14 E
15 F
2020 Between 256 and 4096, divide by 256, gives 7.something. In
decimal to hex digit table, 7 becomes 7. Write down 7 (1st
(leftmost) digit). Multiply 7 * 256, gives 1792. Subtract
1792 from 2020, leaves 228.
228 Between 16 and 256, divide by 16, gives 14.something. In
decimal to hex digit table, 14 becomes E. Write down E
(2nd (next) digit). Multiply 14 * 16, gives 224. Subtract 224
from 228, leaves 4.
4 Between 1 and 16, final digit, no division needed. In
decimal to hex digit table, 4 becomes 4. Write down 4 (3rd
(last, rightmost) digit).
Done Result is: 7E4