Decimal value of 1100100 binary number Result 1100100 = 100 Explained 1 * 26 = 64 1 * 25 = 32 0 * 24 = 0 0 * 23 = 0 1 * 22 = 4 0 * 21 = 0 0 * 20 = 0 In result: 64 + 32 + 4 = 100