1. 1
Chapter
Chapter 2
The Whole Numbers

2. Place Value, Names for Numbers, and Reading Tables
Section
1.2
Place Value, Names for Numbers, and Reading Tables

3. Find the Place Value of a Digit in a Whole Number.
Objective A
Find the Place Value of a Digit in a Whole Number.

4. Place Value
The digits 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 can be used to write numbers.
The whole numbers are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, …
The position of each digit in a number determines its place value.

5. Examples Find the place value of the digit 4 in each whole number.
ten-thousands
tens
millions

6. Write a Whole Number in Words and in Standard Form.
Objective B
Write a Whole Number in Words and in Standard Form.

7. Whole Numbers in Words and Standard Form
The whole number 1,083,664,500 is written in standard form.
Each group of three digits is called a period.
Writing a Whole Number in Words
To write a whole number in words, write the number in each period followed by the name of the period. (The ones period is usually not written.) This same procedure can be used to read a whole number.

8. Examples Write each number in words. a. 36 thirty-six b. 487 c. 32,984
four hundred eighty-seven
thirty-two thousand, nine hundred eighty-four

9. Example
Write 321,670,200 in words.
three hundred twenty-one million, six hundred seventy thousand, two hundred

10. Whole Numbers in Words and Standard Form
Writing a Whole Number in Standard Form
To write a whole number in standard form, write the number in each period, followed by a comma.

11. Examples Write each number in standard form. a. seventy-two 72
b. nine hundred six
c. eight thousand, six hundred fifty-four 72
906
8,654

12. Write a Whole Number in Expanded Form.
Objective C
Write a Whole Number in Expanded Form.

13. Writing a Whole Number in Expanded Form
The expanded form of a number shows each digit of the number with its place value.

14. Example
Write 804,557 in expanded form.
800,

15. Objective D
Read Tables.

16. Reading Tables
Tables are often used to organize and display facts that involve numbers.

17. Example
How many bronze medals did Great Britain win during the 2012 Summer Olympic Games? 19 medals