Convert Large Numbers to Standard Form: A Fun Quiz!

1. A scientist measures the distance to a star as 4,500,000,000 kilometers. What is this distance in standard form?

• 4.5 x 10^9

• 4.5 x 10^8

• 45 x 10^8

• 4.5 x 10^10

2. A library has 1,200,000 books. Write this number in standard form.

• 1.2 x 10^6

• 12 x 10^5

• 1.2 x 10^5

• 0.12 x 10^7

3. A car travels 300,000 meters in a race. How would you express this distance in standard form?

• 3.0 x 10^4

• 30 x 10^4

• 3.0 x 10^5

• 3000 x 10^3

4. The population of a city is 8,500,000 people. Convert this number to standard form.

• 850 x 10^4

• 8.5 x 10^6

• 8.0 x 10^6

• 85 x 10^5

5. A computer can process 2,000,000 calculations per second. What is this number in standard form?

• 200 x 10^4

• 20 x 10^5

• 2.0 x 10^6

• 2.0 x 10^5

6. A factory produces 1,000,000 toys each year. Write this production number in standard form.

• 10 x 10^5

• 0.1 x 10^7

• 1.0 x 10^5

• 1.0 x 10^6

7. The distance from Earth to the Moon is about 384,400 kilometers. Express this distance in standard form.

• 3.844 x 10^4 kilometers

• 3.844 x 10^5 kilometers

• 3.84 x 10^6 kilometers

• 384.4 x 10^3 kilometers

8. A smartphone has a storage capacity of 256,000,000 bytes. Convert this number to standard form.

• 256 x 10^6

• 2.56 x 10^7

• 2.56 x 10^8

• 25.6 x 10^7

9. A mountain is 4,500 meters tall. How would you write this height in standard form?

• 45 x 10^2

• 4.5 x 10^3

• 4.5 x 10^4

• 450 x 10^2

10. A country has a total area of 1,000,000 square kilometers. What is this area in standard form?

• 1.0 x 10^5

• 1.0 x 10^6

• 1.0 x 10^7

• 1.0 x 10^4