*Grade level: 4-5th grades*

*Skills: Rounding and place value of decimal numbers*

*Related environmental issues: Energy*

*Area level: **National*

As of June 2015, Texas state has the largest wind power at 15.6 megawatts*. Califirnia and Iowa states follow at 6.0 and 5.7 megawatts, respectively.

- Round each number to the nearest ones place.

2. Round each number to the nearest tens place.

3. What is the place value of 6 for the number of Texas state?

Data source: U.S. Department of Energy, 2015

*1 megawatt=1,000 kilowatts=100,000 watts

Answer keys

- 16.0, 6.0, and 6.0
- 20, 10, and 10
- tenths