Multiply and Divide in Scientific Notation

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

• Subtract

• Multiply

• Divide

• Add

Tags

CCSS.8.EE.A.4

When multiplying in scientific notation, what do you do with the constants (the whole numbers)?

• Keep them

• Add them

• Multiply them

Tags

CCSS.8.EE.A.4

Solve:
(2.1×10​²​​) × (3.0×10​⁴)

• 5.1 x 10²
• 6.3 x 10⁶
• 5.1 x 10⁶
• 6.3 x 10⁸

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

(5 x 10⁶)(5 x 10⁷)

• 2.5 x 10¹²
• 2.5 x 10¹⁴
• 25 x 10¹²
• 25 x 10¹³

Tags

CCSS.8.EE.A.4

(2 x 10⁷) x (4 x 10^-3)

• 8 x 10¹⁰

• 8 x 10^-4

• 8 x 10^-10

• 8 x 10⁴

Tags

CCSS.8.EE.A.4

Evaluate. Leave your answer in scientific notation. 
(3.4×10⁴)(2×10⁴)

• 6.8×10⁴
• 5.4×10⁴
• 6.8×10⁸
• 5.4×10⁸

Tags

CCSS.8.EE.A.4

Solve:
(2.1×10​²​​) × (3.0×10​⁴)

• 5.1 x 10²
• 6.3 x 10⁶
• 5.1 x 10⁶
• 6.3 x 10⁸

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

DIVIDE:

(6 x 10⁶) / (2 x 10³)

• 12 x 10³

• 3 x 10⁹

• 1.2 x 10⁴

• 3 x 10³

Tags

CCSS.8.EE.A.4