Assume a binary format consisting of a sign bit (negative = 1), a base 2, 8-bit, excess-128 exponent, and 23 bits of mantissa, with the implied binary point to the right of the first bit of the mantissa.

Add and multiply ther following floating point numbers. Present your answers in both floating point and sign and magnitude formats.

3DEC0000₁₆

C24C0000₁₆