Quiz Review

Scientific Notation

100

7,300,000

7.3x10⁶

200

0.00009

9x10^-5

300

9,000,000,000

9x10⁹

400

0.00000008007

8.007x10^-8

500

200,000

2x10⁵

Standard Form

100

9x10^-5

0.00009

200

2x10⁵

200,000

300

3.5001x10⁸

3.5001

400

7.65x10^-4

.000765

500

3.8717x10^-1

.38717

Multiply/Divide

100

(3x10⁴)(2.5x10⁷)

7.5x10¹¹

200

(4.5x10^-5)(2.1x10^-3)

9.45x10^-8

300

(5x10^-8)(6.75x10⁵)

33.75x10^-3

400

(9x10¹²)/(3x10²)

3x10¹⁰

500

(9.625x10^-8)/(3.5x10^-5)

2.75x10^-3

Add/Subtract

100

(2.19x10³)+(7.5x10³)

9.69x10³

200

(9x10^-7)-(5.99x10^-7)

3.01x10^-7

300

(5.9x10⁶)+(3.8x10⁶)

9.7x10⁶

400

(4x10^-3)-(1.03x10^-3)

2.97x10^-3

500

(6x10^-6)-(8.8x10^-7)

5.12x10^-6

Problem Solving

100

Write in proper form. 14.6 x 10¹⁰

1.46 x 10¹¹

200

What does the “E” represent? 6.7E5

Exponent

300

How is this number would be written in scientific notation? 6.7E5

6.7 x 10⁵

400

In 2013, bottled water sales worldwide topped $117 billion, with experts predicting annual revenues to increase to $195 billion by 2018. How much more money will be spent on water in 2018 than 2013? Write your answer in scientific notation.

7.8x10¹⁰

500

In 2018, the top 3 highest grossing movies were Black Panther (700 million dollars), Avengers: Infinity War (6.78 x 108 dollars), and Incredibles 2 ($606,000,000). What was the combined revenue of these three movies? Write your answer in standard form.

$1,984,000,000