**Conversion Techniques**

**1. Decimal to**

a. Binary

- /2 (Integer Part)
- *2 (Decimal Part)

b. Octal

- /8 (Integer Part)
- *8 (Decimal Part)

c. Hexadecimal

- /16 (Integer Part)
- *16 (Decimal Part)

**2. Binary to**

a. Octal

- Table (3-bit)

b. Decimal

- *2n For eg. (1011)2 =1*23+0*22 +1*21+1*20

c. Hexadecimal

- Table (4-bit)

**3. Octal to**

a. Binary

- Table (3-bit)

b. Decimal

- *8n For eg. (2341)8 =2*83+3*82 +4*81+1*80

c. Hexadecimal

- Construct table of:
- Octal-Binary (3Bit)
- Binary-hexadecimal (4Bit)

**4. Hexadecimal to**

a. Binary

- Table (4-bit)

b. Octal

- Construct table of:
- Hexa-Binary (4Bit)
- Binary-Octal (3Bit)

c. Decimal

- *16n For eg. (12A8)2 =1*163+2*162 +10*161+8*160

1’s and 2’s Complement

9’s and 10’s Complement

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