This question was created from MTorresWk6_HW https://www.coursehero.com/file/22904019/MTorresWk6-HW/

This question was created from MTorresWk6_HW https://www.coursehero.com/file/22904019/MTorresWk6-HW/

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How do you know when to start out with -128 or just add the binary numbers example in this pic is lines 3 & 4.  ATTACHMENT PREVIEW Download attachment

22904019-220931.jpeg

22904019-220931.jpeg

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3. Convert the following two’s comp, signed, 8-bit numbers to decimal numbers. The first is shown
as an example. (7 Points) 11111001 -128+84+32+15+8+1=-7 1000 1000 -128 + 8 = -120
1010 1000 -128 + 32 + 8 = -88
0001 0100 16 + 4 : 20 0100 0110 32 + 4 + 2 = 38 11111111 -128+64+32+24+16+8+4
+2222 1111 0000 -128 + 64 + 32 + 24 : -8