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Composing & Decomposing Numbers up to 100 000 including Expanded Notation

T.I.P.S.

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Students must be able to separate a number by the digits and their place values, as well combine place values into one number using a variety of representations, including expanded notation.

Example

Which number has a 4 in the tens place and a 7 in the ten thousands place? Explain your choice using expanded notation.

a) 45,678
b) 54,876
c) 76,845

Hint
Possible Solution

Digital Tools

Click on the following links for interactive games. Value of a Digit 

Resources

Click on the following links for more information.

TEKS

Readiness Standard

 3.2 Number and operations. The student applies mathematical process standards to represent and compare whole numbers and understand relationships related to place value. The student is expected to:

(A) compose and decompose numbers up to 100,000 as a sum of so many ten thousands, so many thousands, so many hundreds, so many tens, and so many ones using objects, pictorial models, and numbers, including expanded notation as appropriate

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