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2.3 Day 2 Place Value in Whole Numbers

2.3 Day 2 Place Value in Whole Numbers. Homework. Mental Math. Write these numbers in expanded form on your whiteboard. Example: 734 34 347 3479. 700 + 30 + 4. Write your answers to these questions on your whiteboard. Numbers. Counting Numbers : 1, 2, 3, 4, 5, …

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2.3 Day 2 Place Value in Whole Numbers

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  1. 2.3 Day 2Place Value in Whole Numbers

  2. Homework

  3. Mental Math Write these numbers in expanded form on your whiteboard. Example: 734 34 347 3479 700 + 30 + 4

  4. Write your answers to these questions on your whiteboard.

  5. Numbers Counting Numbers: 1, 2, 3, 4, 5, … notice that 0 is not considered a counting number Whole Numbers: all of the counting numbers AND 0 are whole numbers. 0, 1, 2, 3, 4, 5, … Digits: 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9

  6. Value of Digits The value of a digit depends on its place in a number. For example: In the number 34, the digit 3 has a value of 30. In the number 3,456, the digit 3 has a value of 3,000. What is the value of the digit 3 in 536?

  7. Writing Numbers as Sums of Ones, Tens and Hundreds 853 What is the value of the 8? ___ What is the value of the 5? ___ What is the value of the 3? ___

  8. Writing Numbers as Sums of Ones, Tens and Hundreds

  9. Partner Work Complete problems 1-4 ALONE.

  10. Wrap it UP! In your Math Notebook, write the answers. • In 4,789 4 is worth _____ 7 is worth _____ 8 is worth _____ 9 is worth _____ 2) In 326,498 Which digit is in the tens place? ___ Which digit has the greatest value? ___ What is the value of the 6? ___

  11. Tonight’s Homework

  12. Math Boxes

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