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Number Bases

How would math be different if humans only had 6 fingers and 8 toes? How does a computer do math if it has no fingers to count on?

Hexadecimal Numbers

         

Express the decimal number \(99\) as a hexadecimal (16-ary) number.

Note: \(N_{16}\) means a hexadecimal number \(N.\)

If \(X\) is a decimal number \(181\) and \(Y\) is a hexadecimal number \(67_{16}\), what is the sum of the two numbers as a decimal number?

Note: \(N_{16}\) means a hexadecimal number \(N.\)

If \(X\) is a hexadecimal number \(E2_{16}\) and \(Y\) is a decimal number \(181\), what is the sum of the two numbers as a hexadecimal number?

Note: \(N_{16}\) means a hexadecimal number \(N.\)

Express a decimal number \( 53 \) into a hexadecimal (16-ary) number.

Express the hexadecimal (16-ary) number \(E7_{16}\) as a decimal number.

Note: \(N_{16}\) means a hexadecimal number \(N.\)

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