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Reading & Writing Whole Numbers

0. 9. 7. ,. 4. 5. 3. Reading & Writing Whole Numbers. Vocabulary:. Whole Number – The counting numbers 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9. Any number with a negative sign, decimal point or a fraction is NOT a whole number. Standard Form – The common way of writing a number using digits.

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Reading & Writing Whole Numbers

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  1. 0 9 7 , 4 5 3 Reading & Writing Whole Numbers

  2. Vocabulary: • Whole Number – The counting numbers 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9. Any number with a negative sign, decimal point or a fraction is NOT a whole number. • Standard Form – The common way of writing a number using digits. Example: 23, 119 • Word Form – A way of using words to write a number. Example: Twenty-three thousand, one hundred nineteen • Expanded Form – A way to write a number showing the place value of each digit. Example: 20,000 + 3,000 + 100 + 10 + 9

  3. Real Life Example:

  4. Review: Whole Numbers Decimal (“ths”)

  5. Whole Number Place Values Lets review the places and the values of whole numbers. Thousands Ones Hundred Thousands Ten Thousands Thousands Ones Tens Hundreds 100,000 10,000 1,000 100 10 1 . , Comma Decimal Point

  6. Reading Whole Numbers: • Read whole numbers from left to right. • When you reach a comma, say the name of the period you passed. 385,602 Three hundred eighty five thousand, six hundred two

  7. Standard Form • Standard form is the normal way to write a number using digits. 74,832

  8. Ex: Write the number in standard form. 20,000 + 7,000 + 500 + 30 + 8 27,538 Three hundred five thousand, six hundred twenty-two 305,622 If there is a place value spot with a missing value, use a 0 to hold it’s spot.

  9. Expanded Form • Expanded form is a way to write a number showing the place value of each digit. 74,832 70,000 + 4,000 + 800 + 30 + 2

  10. Ex: Write the number in expanded form. 685,977 600,000 + 80,000 + 5,000 + 900 + 70 + 7 43,098 40,000 + 3,000 + 90 + 8 Remember, 0’s do not have a value so we do not include them in expanded form.

  11. Word Form • Word form is a way of using words to write a number. 74,832 Seventy-four thousand, eight hundred thirty-two

  12. Ex: Write the number in word form. 780,421 Seven hundred eighty thousand, four hundred twenty-one 31,775 Thirty-one thousand, seven hundred seventy-five We put commas in word form numbers just like we do in standard form numbers.

  13. Practice: • What is three hundred seventy-four thousand, one hundred nineteen in standard form? • Mount Everest is 29,028 feet above sea level. Write this number in expanded form.

  14. Practice: • What is 560,314 in expanded form? • The White House is where the President lives. It is located in our nation’s capital, Washington DC. The population there is 591,833. What is that in word form?

  15. Practice: • What is 37,975 in word form? • The land area of Tennessee is forty-one thousand, two hundred twenty square miles. What is Tennessee’s land area in standard form?

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