CHAPTER FIVE

NUMBER BASES

Example 1- Convert the HEX number 1001 to decimal

To convert HEX no. 1001 to decimal employ the following strategies

1.       Create your table with rows and columns
2.       Insert the bit positions
3.       Insert the place values
4.       Insert your base
5.       Insert your bits (Binary number) in row 4 starting from the LSB to MSB
6.       Create column 5, which is the sum column.

Add up place values in row 4, cell 4 and place values of row 4 cell 1. You will have something like this, 8+1= 9.
This means that hex no. 1001 is equivalent to decimal no. 9.

Example 2- Convert hex no. 1101 to decimal

To convert binary 1101 to decimal employ the following strategies

1.       Create your table with rows and columns
2.       Insert the bit positions
3.       Insert the place values
4.     Insert your base
5.     Insert your bits ( Binary number) in row 4 starting from the LSB to MSB
6.     Create column 5, which is the sum column.

Add up place values in row 4, cell 4, row 4 cell 3 and place values of row 4 cell 1. You will have something like this, 8+4+1= 13.
This means that hex no. 1101 is equivalent to decimal no. 13.

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