Chapter 4: Problem 71
Describe how to change a base ten numeral to a numeral in another base.
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Chapter 4: Problem 71
Describe how to change a base ten numeral to a numeral in another base.
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In Exercises 13–24, subtract in the indicated base. $$ \begin{array}{r} 21_{\text {four }} \\ -12_{\text {four }} \\ \hline \end{array} $$
Organize a debate. One side represents people who favor performing computations by hand, using the methods and procedures discussed in this section, but applied to base ten numerals. The other side represents people who favor the use of calculators for performing all computations. Include the merits of each approach in the debate.
Describe how to subtract two numbers in a base other than ten. How do you subtract a larger number from a smaller number in the same column?
In Exercises 25–34, multiply in the indicated base. $$ \begin{array}{r} 243_{\text {nine }} \\ \times \quad 6 \quad 6 \\ \hline \end{array} $$
In Exercises 25–34, multiply in the indicated base. $$ \begin{array}{r} 543_{\mathrm{six}} \\ \times \quad 5 \mathrm{six} \\ \hline \end{array} $$
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