Multiples of 10 involving negative exponents

12 questions

1. A prime number is an integer greater than one with exactly ___ factors.
2. Which of the following products only use prime numbers?
3. Write 300 as a product of its prime factors.
4. Use the fact that 60 = 2² × 3 × 5 to write 300 as a product of its prime factors.
5. Use the fact that 60 = 2² × 3 × 5 to write 30 as a product of its prime factors.
6. If 52 = 2² × 13 and 175 = 5² × 7, which of the following is the most useful arrangement to calculate 175 × 52?
7. A number written in exponential form represents a repeated ...
8. Match each fraction to its equivalent exponential form.
9. Match each decimal to its equivalent exponential form.
10. 3\times10^{-2}+2\times10^{-5}+8\times10^{-6} represents the number ___
11. Which of the following is **not** an alternative way of writing 2400?
12. Which of the following is **not** an alternative way of writing 12 000?

License: OGL