4.NOS.A: Generalize place value understanding for multi-digit whole numbers.

Generalize place value understanding for multi-digit whole numbers.

4.NOS.A.1Apply and extend place value understanding to multi-digit whole numbers within 1,000,000. a. Read and write multi-digit whole numbers using base-ten numerals, number names, and expanded form. b. Estimate quantities by reasoning about their location on a number line, their relationship to benchmark numbers, and rounding to any place. c. Compare two multi-digit numbers by reasoning about the values of the digits and the location of the numbers on a number line. Record the results of comparisons with the symbols >, =, and <.4.NOS.A.2Explain that in a multi-digit whole number, a digit in one place represents ten times what it represents in the place to its right (e.g., recognize that 700 ÷ 70 = 10 by applying concepts of place value and division).

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