- Convert the following Roman numerals to decimal numerals.
(a) MMXX
(b) MMXIX
(c) MMIX
(d) MMVI - Write down the number three hundred two trillion, seventy billion, one hundred forty-
nine million, six thousand, one hundred ten as a decimal numeral. Include commas
where appropriate. Consider a billion as a thousand million, and a trillion as a million
million. - How many ciphers could you add to the left of the digit 3 in the decimal numeral in
the situation of Problem 4 without changing the value of the number it represents? - How can you make the number represented by the numeral in the answer to Problem
4 ten times as large? A hundred times as large? A thousand times as large? - How can you write out the final answer to Problem 6 as a number in words rather than
as a numeral in digits? - What numeral in the decimal (base-ten) system represents the same quantity that the
binary numeral shown in Fig. 1-6 represents? - What numeral in the octal (base-eight) system represents the same quantity that the
binary numeral shown in Fig. 1-6 represents? - What numeral in the hexadecimal (base-sixteen) decimal system represents the same
quantity that the binary numeral shown in Fig. 1-6 represents?
18 Counting Methods