Convert this decimal number to IEEE floating point format and express your answer in hex: - 33.25 What is the format of a 32-bit IEEE 754? Say that you wish to represent 101.1000111_2 as a float. What is the mantissa of the IEEE 754 float? 01011011000000000000000 101011011000000000000000 0101101100000000000000 01010110110000000000000 Convert this IEEE floating point format number (represented in hex format) to its equivalent decimal value: 0x42940000 Here is a number represented in base 16 notation: 7B2F. Write the number in unsigned binary notation. 1000 1010 0011 1111 1111 0011 1010 1001 0101 1000 0111 1111 1000 1001 0011 1000 1011 0001 0000 1110 1110 1011 1011 1001 Add these 2's complement numbers and write the equivalent decimal value of the result. Indicate whether or not overflow occurs: 11010001 + 11110011 Subtract these 2's complement numbers and write the equivalent decimal value of the result. Indicate whether or not overflow occurs: 01110101 - 1001