Significant Figures and Scientific Notation Review

How many sig figs are in 325?

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How many sig figs are in 1.325?

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How many sig figs are in 40.7?

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How many sig figs are in 32,006?

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How many sig figs are in 0.0572?

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Arrange the following from fewest sig figs to most sig figs.

• 0.0002

• 3400

• 0.00250

• 97.00

• 0.036050

Arrange the following from fewest sig figs to most sig figs.

• 0.008

• 640

• 0.663

• 4000.

• 20.900

Which of the following correctly rounds the calculation to the correct number of sig figs?

951.0 + 1407 + 23.911 + 58.18

• 2440.091

• 2440.09

• 2440.1

• 2440.

Which of the following correctly rounds the calculation to the correct number of sig figs?

165.86 + 4.0911 + 27.32 + 140.3

• 337.5711

• 337.571

• 337.57

• 337.6

Which of the following correctly rounds the calculation to the correct number of sig figs?

150. 150. + 76.9 + 209 + 0.036

• 435.936

• 435.94

• 435.9

• 436