Sig Figs & Calculations in Standard & Scienific Notation

When your exponent is negative, you move your decimal....

• to the right
• to the left
• to both sides
• nowhere.... the decimal goes nowhere

What is the standard form?
1.245 x 10³

• 0.001245
• 12.45
• 1245

Which number is correctly written in scientific notation?

• 5.67 x 10⁵
• 56.7 x 10³
• 0.567 x 10⁶

How many significant figures are in this number: 0.00258

• 2

• 3

• 4

• 5

Write in standard form: 
8 x 10⁴

• 8,000
• 80,000
• .00008

How many significant figures are in this number: 47.00

• 2

• 3

• 4

• 5

How many significant figures are in this number: 250,000

• 2

• 3

• 5

• 6

How many significant figures are in this number: 0.0008

• 1

• 2

• 4

• 5

How many significant figures are in this number: 0.0008

• 1

• 2

• 4

• 5

How many significant figures are in this number: 8.0

• 1

• 2

• 3

• 8