Quiz about Applying Operations on Numbers Expressed Using Scientific Notation to Solve Mathematical and Real-World Problems

Question 1

How many times larger is 5 x 10⁷than 5 x 10²?

Accepted Answer

1 x 105

Answer

1 x 106

Answer

1 x 104

Answer

1 x 109

Question 2

(20 x 10⁵⁰) / (4 x 10¹⁵)

Accepted Answer

5 x 10³⁵

Answer

2.4 x 10⁵¹

Answer

5 x 10⁶⁵

Answer

8 x 10⁶⁶

Question 3

Multiply the following numbers in scientific notation: $$(2 imes 10^3) imes (3 imes 10^4)$$ .

Accepted Answer

$$6 imes 10^7$$

Answer

$$6 imes 10^8$$

Answer

$$5 imes 10^7$$

Answer

$$6 imes 10^{12}$$

Question 4

Add the following numbers in scientific notation: $$(7.1 imes 10^5) + (2.9 imes 10^5)$$ .

Accepted Answer

$$1 imes 10^6$$

Answer

$$10 imes 10^5$$

Answer

$$10 imes 10^6$$

Answer

$$1 imes 10^5$$

Question 5

Divide the following numbers in scientific notation: $$(4.8 imes 10^6) \div (2 imes 10^2)$$ .

Accepted Answer

$$2.4 imes 10^4$$

Answer

$$2.4 imes 10^3$$

Answer

$$24 imes 10^4$$

Answer

$$24 imes 10^3$$

Question 6

Give the difference of (7.2 x 10^-7) - (4.5 x 10^-7)

Accepted Answer

2.7 x 10^-7

Answer

2.7 x 10⁰

Answer

1.17 x 10^-7

Answer

3.3 x 10^-7

Question 7

(6.33 x 10^-9) - (4.5 x 10^-9)

Accepted Answer

1.83 x 10^-9

Answer

1.83 x 10^-18

Answer

1.83 x 10⁰

Answer

1.83 x 10¹⁸

Question 8

(1.9 x 10^-9) - (1.7 x 10^-9)

Accepted Answer

2 x 10-10

Answer

0.2 x 10^-18

Answer

0.2 x 10^-9

Answer

2 x 10-18

Question 9

The Diplodocus dinosaur is believed to have become extinct approximately 1.38x10⁸years ago. The Oviraptor is believed to have become extinct approximately 7x10⁷years ago. How many years were there between the extinction of these two dinosaur types?

Accepted Answer

6.8 x 10⁸

Answer

6.8 x 10⁹

Answer

68 x 108

Answer

6.8 x 10⁷

Question 10

Compare, using <, >, or =

6.5 X 10⁸ _____ -7.4 X 10⁹

Accepted Answer

>

Answer

<

Answer

=

Question 11

4x10⁵/ 2x10⁴

Accepted Answer

2x101

Answer

80,000

Answer

9x105

Answer

7x105

Question 12

The mass of he sun is 1.989 x 10³⁰ kilograms. The mass of the earth is 5.98 x 10²⁴ kilograms. How many times greater is the sun than the earth?

Accepted Answer

3.326 x 10⁵

Answer

3.326 x 10⁶

Answer

1.99 x 10³⁰

Answer

1.99 x 10⁶

Applying Operations on Numbers Expressed Using Scientific Notation to Solve Mathematical and Real-World Problems

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics