The document provides solutions to three conversion problems: converting 110110 from binary to decimal equals 54, converting 140 from decimal to binary equals 10001100, and converting E1EC7ED from hexadecimal to binary equals 1110 0001 1110 1100 0111 1110 1101.

1. Perform each of the following conversions. Show your work.
a. 110110 (2) to decimal
b. 140 (10) to binary
c. E1EC7ED (16) to binary
Solution
a.
110110 (2) = 54 (10)
b. 140 (10) = 10001100
c. E1EC7ED (16) = 1110 0001 1110 1100 0111 1110 1101 (2)