• Lightbulb Students must understand and explain that every time you move one position to the left, that position is 10 times the position to its right. When moving one position to the right, the new position is one-tenth of the position to its left.


  • Fill in the missing labels for the number line below. Explain with which place value you started and how you knew what to put there.

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    4.2 Number and operations. The student applies mathematical process standards to represent, compare, and order whole numbers and decimals and understand relationships related to place value. The student is expected to:
    (A) interpret the value of each place-value position as 10 times the position to the right and as one-tenth of the value of the place to its left


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