Standard index form

Question 1

What is standard index form?

Answer 1

Standard index form is a way of writing numbers as a product of a number between 1 and 10 and a power of 10.

Question 2

True or False: In standard index form, the number must always be greater than 10.

Answer 2

False

Question 3

Convert 5000 into standard index form.

Answer 3

5 x 10^3

Question 4

Which of the following is NOT in standard index form? A) 3.2 x 10^4 B) 0.5 x 10^2 C) 12 x 10^3

Answer 4

C) 12 x 10^3

Question 5

Fill in the blank: The number 0.0045 in standard index form is _____ x 10^-3.

Answer 5

4.5

Question 6

What does the exponent in standard index form represent?

Answer 6

The exponent represents how many times to multiply the base number by 10.

Question 7

Convert 0.00067 into standard index form.

Answer 7

6.7 x 10^-4

Question 8

True or False: The number 1.2 x 10^5 is larger than 10,000.

Answer 8

True

Question 9

If a number is written as 7.5 x 10^2, what is its standard decimal form?

Answer 9

750

Question 10

What is the standard index form of 2,300,000?

Answer 10

2.3 x 10^6