Significant Figures

Convert to proper scientific notation: 0.918 x 10⁴

• No changes required

• 9.18 x 10³

• 9.18 x 10⁴

• 91.8 x 10⁶

How many sig figs are in: 2,000,009

• Ambiguous

• 1

• 2

• 7

What is an example of an exact number?

Compute: (0.0780 x 42.43) - 1

• 2.3

• 2.31

• 2.30

• 2.309

Finish the acronym: BeN MaY TrY (if _____)

Which answer correctly rounds 53,728,951 to 4 sig figs?

• 5373

• 5373 x 10⁴

• 5.373 x 7

• 5.373 x 10⁷

What does the "B" stand for in BeN MaY TrY (if Desperate)? Is it significant?

• Beginning, Yes

• Behind, Yes

• Beginning, No

• Behind, No

Which number has 5 sig figs?

• 2 x 10⁴

• 10,000.

• 0.03300

• 97358.0

Compute: (8.027 + 5.00001) ÷ (6.010 x 10²)

• 0.02168

• 91.22

• 2.17 x 10^-1

• 8.035

Convert to standard notation: 7.82 x 10^-4

• 7,820,000

• 0.00007820

• 0.000782

• 78,200