NUMERATION OF THE WHOLE NUMBERS

PROBLEMS

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1.  Units

 1.  a)  Let 5 be the unit, and count to 30.  "5, 10, 15, 20, 25, 30."

 1.  b)  Let 10 be the unit and, starting at 34, count to 104.

"34, 44, 54, 64, 74, 84, 94, 104."

  8.  c)  Let  1
6
 ("1 sixth")  be the unit, and count to  5
6
 ("5 sixths").
1
6
2
6
3
6
4
6
5
6
."

2.  The numeral for how many numbers have

2.  a)  one digit?  Nine.  1, 2, 3, 4, 5, 6, 7, 8, 9.

2.  b)  two digits?  Ninety.

2.  c)  three digits?  Nine hundred.

3.  Form six different numbers with the digits 2, 6, 9, and arrange them
2.  from smallest to largest.

269, 296, 629, 692, 926, 962.

4.  a)  What is the smallest number that has three equal digits?  111

4.  b)  What is the largest number? 999

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