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