##### For our second instructional week, we will continue with **PLACE VALUE** and dig a little deeper!

**The Big Idea:** This week, we will focus on:

*Understand that the place value to the left of a digit represents 10 times that value, and the digit to right represents 1/10 of that digit.**Compare and order whole numbers to the billions place**Round numbers to the hundred thousands place*

## Multiplying by 10’s

**Khan Academy Video:**

https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-place-value-rounding/cc-4th-10-relates-to-place-value/v/multiplying-whole-numbers-by-10**Khan Academy Practice Problems:**

https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-place-value-rounding/cc-4th-10-relates-to-place-value/e/multiplying-by-10

## Dividing by 10’s

**Khan Academy Video:**

https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-place-value-rounding/cc-4th-10-relates-to-place-value/v/dividing-whole-numbers-by-10**Khan Academy Practice Problems:**

https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-place-value-rounding/cc-4th-10-relates-to-place-value/e/dividing-whole-numbers-by-10**(Khan Academy) Multiply and Divide by 10’s (Mixed Practice):**

https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-place-value-rounding/cc-4th-10-relates-to-place-value/e/multiplying-and-dividing-by-10

## Place Value When Multiplying and Dividing by 10’s

**Khan Academy Video:**

https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-place-value-rounding/cc-4th-10-relates-to-place-value/v/place-value-when-multiplying-and-dividing-by-10**Khan Academy Practice Problems:**

https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-place-value-rounding/cc-4th-10-relates-to-place-value/e/understanding-place-value-1

## Comparing and Ordering Numbers:

**Shepperd Software Fruit Ordering Game (Level 5):**

https://www.sheppardsoftware.com/mathgames/placevalue/FSCompareNumbers.htm**iXL Practice on Comparing Numbers to Billions:**

https://www.ixl.com/math/grade-5/compare-numbers-up-to-billions

## Rounding Numbers

**Rounding Rap!**

**Khan Academy Rounding Video with Number Lines:**

https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-place-value-rounding/cc-4th-rounding/v/rounding-whole-numbers-1**iXL.com Rounding Whole Numbers Practice:**

https://www.ixl.com/math/grade-4/rounding

## Place Value Review

**Place Value Review Game Mystery Number:**

http://www.starrmatica.com/standalone/starrMaticaplaveValueMysteryNumbers.swf (requires use of computer)

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