Significant Figures, Scientific Notation and Percent Error

Percent Error, Significant Figures, and Scientific Notation

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Multiple Choice

Find the percent of change. Round to the nearest tenth of a percent.

From $18.50 to $22.10

• 19.5% increase

• 16.3%

• 16.2%

• 19.6%

Multiple Choice

Find the percent of change. Round to the nearest tenth of a percent.

From 53 words to 62 words

• 14.5% increase

• 16.9% increase

• 17.0% increase

• 85% increase

Multiple Choice

Find the percent error. Round to the nearest tenth of a percent.

Estimated length: 32 in.

Actual length: 54 in.

• 27.4%

• 70.4%

• 41.8%

• 40.7%

Multiple Choice

Find the percent error. Round to the nearest tenth of a percent.

Actual speed: 38 mph

Estimated speed: 35 mph

• 8.1%

• 0.79%

• 7.9%

• 6.8%

Multiple Choice

How many significant figures does the following number have: 1740200

• 2
• 1
• 3
• 5

Multiple Choice

How many sig figs are there?
4000.

• 1
• 3
• 4

Multiple Choice

What is 78.5 rounded to one significant figure?

• 79
• 78.5
• 70
• 80

Multiple Choice

Round 0.010229 to four sig figs

• 1022
• 1023
• 0.01023
• 0.01022

Multiple Choice

How many significant figures does the following number have: 0.002040

• 6
• 4
• 3
• 2

Multiple Choice

How would you write 0.0005 in scientific notation?

• 50 x 10⁵
• 5 x 10^-4
• 5 x 10³
• 0.5 x 10³

Multiple Choice

How would you write 564,000,000 in scientific notation?

• 5.64 x 10^-7
• 5.64 x 10⁶
• 5.64 x 10⁸
• 56.4 x 10⁷

Multiple Choice

Write in scientific notation. 7

• 7 x 10⁰

• 7 x 10¹

• 7 x 10²

• 7 x 10³

Multiple Choice

Write in scientific notation. 45.9

• 4.59 x 10²

• 4.59 x 10¹

• 4.59 x 10^-1

• 4.59 x 10^-2

Multiple Choice

Write in scientific notation. 59000

• 5.9 x 10⁴

• 5.9 x 10^-4

• 5.9 x 10³

• 5.9 x 10⁵

Multiple Choice

Write in scientific notation. 0.000024

• 2.4 x 10⁴

• 2.4 x 10⁵

• 2.4 x 10^-4

• 2.4 x 10^-5