Scientific Notation

Practice Problems

Unit 1: Lesson 9

Use the table to answer the questions 1 - 6.

1. What is the sum of debts for the three most popular states? Express your answer in scientific notation.

2. What is the sum of debts for the three least popular states? Express your answer in scientific notation.

3. How much larger is the combined debt of the three most popular states than that of the three least popular states? Express your answer in scientific notation.

4. What is the sum of the population of the three most popular states? Express your answer in scientific notation.

5. What is the sum of the population of the three least popular states? Express your answer in scientific notation.

6. Approximately how many times greater is the population of California, New, York, and Texas compared to the population of North Dakota, Vermont, and Wyoming? Express your answer in scientific notation.

7. All planets revolve around the sun in elliptical orbits. Uranus’s furthest distance from the sun is approximately 3.004 x km, and its closest distance is approximately 2.749 x km. Using this information, what is the average distance of Uranus from the sun?