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Represent each normal number by crossing out the cards you do not want to use. Then convert each set of cards into strings of 1's and 0's! Number. Binary Number.
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Materials adapted by the Colorado School of Mines with permission from Computer Science Unplugged (http://csunplugged.org)
Represent each normal number by crossing out the cards you do not want to use. Then convert each set of cards into strings of 1’s and 0’s!
Number Binary Number
Take turns thinking of a number between 1 and 31 (or bigger numbers if you’re feeling adventurous)! Ask your partner to convert your number into binary. Then write down the minimum number of bits needed to represent the number in binary (see example). Record your answers in the chart below. You may use the space to the right to work out the answer.
Number 5 - bit binary Minimum Bits
