Binary to Decimal Conversion Practice 1 IP Address 101010110

Binary to Decimal Conversion (Practice) 1. IP Address: 10101011.00111100.11100010.00010101 First Octet: 10101011 Binary Decimal Second Octet: 00111100 Binary Third Octet: .11100010 Binary Decimal Fourth Octet: 00010101 Binary Decimal P Address: Class: Default Subnet Mask 2. IP Address: 11101111.10010100.10101011.1011101 First Octet: 11101111: Binary Second Octet: 10010100 Binary Decimal Third Octet: 10101011 Binary Decimal Fourth Octet: 1011101 1P Address Class: Default Subnet Mask Mask

Solution

1. 10101011.00111100.11100010.00010101

First octet: 10101011₂ = 2⁷ + 2⁵ + 2³ + 2¹ + 2⁰ = 128 + 32 + 8 + 2 + 1 = 171.

Second octet: 00111100 = 2⁵ + 2⁴ + 2³ + 2² = 32 + 16 + 8 + 4 = 60.

Third octet: 11100010 = 2⁷ + 2⁶ + 2⁵ + 2¹ = 128 + 64 + 32 + 2 = 226.

Fourth octet: 00010101 = 2⁴ + 2² + 2⁰ = 16 + 4 + 1 = 21.

IP Address: 171.60.226.21.

Class: B

Default Subnet Mask: 255.255.0.0