1-57Example: Convert 24.36_{8} to decimal:Solution: 24.36_{8} equals 20.46875_{10}If your prefer or find it easier, you may want to convert the octal number to binary and then todecimal.Convert the following numbers to decimal:Q97.17_{8}Q98.64_{8}Q99.375_{8}Q100.0.4_{8}Q101.0.618Q102.10.22_{8}Hex to DecimalIt is difficult to comprehend the magnitude of a base 16 number until it is presented in base 10; forinstance, E0_{16} is equal to 224_{10}. You must remember that usually fewer digits are necessary to represent adecimal value in base 16.When you convert from base 16 to decimal, you may use the positional notation system for thepowers of 16 (a bar graph). You can also convert the base 16 number to binary and then convert to base10.Note in the bar graph below that each power of 16 results in a tremendous increase in the decimalequivalent. Only one negative power (16^{-1}) is shown for demonstration purposes:

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