Quiz about Operations on Numbers Expressed Using Scientific Notation

Question 1

Divide. Give the quotient in scientific notation.

(3 x 10^-5)/(4 x 10²)

Accepted Answer

7.5 x 10^-8

Answer

7.5 x 10^-3

Answer

.75 x 10^-7

Answer

7.0 x 102

Question 2

Divide.

Write the answer in scientific notation.

3.9 x 10⁷

---------------

1.3 x 10³

Accepted Answer

3 x 104

Answer

0.3 x 10⁵

Answer

3.3 x 10⁴

Answer

3 x 10¹⁰

Question 3

What is the quotient of: (6.9 x 10⁷) / (2.3 x 10^-3)

Accepted Answer

3 x 10¹⁰

Answer

3 x 104

Answer

3 x 10-4

Answer

3 x 10-11

Question 4

Divide the scientific notation:

(6.9 x 10⁷) / (2.3 x 10^-3)

Accepted Answer

3 x 10¹⁰

Answer

3 x 104

Answer

3 x 10-4

Answer

3 x 10-11

Question 5

Divide:
(6.9 x 10⁷) / (2.3 x 10^-3)

Accepted Answer

3 x 10¹⁰

Answer

3 x 104

Answer

3 x 105

Answer

3 x 1011

Question 6

Find the quotient (3 x 10⁶) / (6 x 10³)

Accepted Answer

5 x 102

Answer

2 x 103

Answer

.5 x 109

Answer

2 x 109

Question 7

Divide the following numbers in scientific notation: $$(3.6 imes10^4)\div(1.2 imes10^2)$$

Accepted Answer

$$3 imes10^2$$

Answer

$$3 imes10^4$$

Answer

$$3 imes10^{-2}$$

Answer

$$3 imes10^6$$

Question 8

What do you do to your exponents when you are dividing in scientific notation?

Accepted Answer

subtract

Answer

add

Answer

multiply

Answer

divide

Question 9

When dividing in scientific notation, what do you do with the decimal numbers?

Accepted Answer

Divide them

Answer

Subtract them

Answer

Keep them

Question 10

Divide.

Write the answer in scientific notation.

2 x 10⁵

-----------

8 x 10²

Accepted Answer

2.5 x 102

Answer

2.5 x 10⁴

Answer

25 x 103

Answer

0.25 x 10³

Operations on Numbers Expressed Using Scientific Notation

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