Multiplying and Dividing Scientific Notation

Which of these numbers are NOT in scientific notation?

• 1.2 x 10³
• 5.3 x 10⁹
• 2.0 x 10⁰
• 10 x 10²

Tags

CCSS.8.EE.A.4

What do you do to your exponents when you are dividing in scientific notation?

• Subtract

• Divide

• Multiply

• Add

Tags

CCSS.8.EE.A.4

What do you do to your exponents when you are multiplying in scientific notation?

• Subtract

• Multiply

• Divide

• Add

Tags

CCSS.8.EE.A.4

If you add to your exponent of 10, you move your decimal...

• Left

• Right

• Up

• Down

Tags

CCSS.5.NBT.A.2

If you subtract from your exponent of 10, you move your decimal to the ....

• Right

• Left

• North

• South

Tags

CCSS.8.EE.A.4

What is the simplified version of

• 3.9 x 10⁶
• 4 x 10²⁰
• 4 x 10⁶
• 3.9 x 10²⁰

Tags

CCSS.8.EE.A.4

Multiply:
(9.4 x 10⁶)(3.2 x 10⁵)

• 30.08 x 10¹¹
• 3.8 x 10¹
• 3.008 x 10¹²
• 2.9375 x 10¹

Tags

CCSS.6.EE.A.3

CCSS.6.EE.A.1

CCSS.6.NS.B.3

In the equation

x + 7 = 12

7 is being added to the variable, x.

How should you show your work to isolate the variable and solve the equation?

• Subtract 7 from both sides. The solution is x = 5.

• Add 7 to both sides.

  The solution is x = 19.

• Multiply both sides by 7 The solution is x = 84.

Tags

CCSS.6.EE.B.7

Solve the following equation
2y = 18

• 36
• 16
• 9
• 20

Tags

CCSS.6.EE.B.7

What is the simplified version of this expression? $-4(8r+3)$  

•  $-32r-12$  

•  $32r-12$  

•  $-32r+12$  

•  $32r+12$  

Tags

CCSS.6.EE.A.3