6 Chapter 1 Whole Numbers Hundred-thousands Figure 1-1 547,098,632 1mi22. Answers 1. First 3 (on the left) represents 3 hundreds, while the second 3 (on the right) represents 3 ones. 2. Ten-millions 3. Thousands 4. Hundreds 5. 5: hundred-thousands 7: ten-thousands 1: thousands 9: hundreds 6: tens 2: ones Billions Period Millions Period Thousands Period Ones Period Hundred-billions Hundred-millions Ten-billions Billions Ten-millions Millions Ten-thousands Thousands Hundreds Tens Ones 4, 0 5 8, 6 1 4 The digit 5 in represents 5 ten-thousands because it is in the tenthousands place. The digit 4 on the left represents 4 millions, whereas the digit 4 on the right represents 4 ones. Determining Place Value Example 1 Determine the place value of the digit 2. a. b. c. Solution: a. hundred-thousands b. tens c. 502,000,700 millions 417,216,900 724 502,000,700 417,216,900 724 4,058,614 Determining Place Value Example 2 The altitude of Mount Everest, the highest mountain on Earth, is 29,035 feet (ft). Give the place value for each digit. Solution: ones tens hundreds thousands ten-thousands 29,035 2. Standard Notation and Expanded Notation A number can also be written in an expanded form by writing each digit with its place value unit. For example, 287 can be written as 287 2 hundreds 8 tens 7 ones 2 100 8 10 7 1 200 80 7 This is called expanded form. Concept Connections 1. Determine the place value of each 3 in 303. Skill Practice Determine the place value of the digit 4. 2. 3. 1,659,984,036 4. 6420 Skill Practice 5. Alaska is the largest state geographically. Its land area is 571,962 square miles Give the place value for each digit.
miller_prealgebra_2e_ch1_3
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