Multiplying/Dividing Scientific Notation

Which of these numbers is correctly written in scientific notation?

• 1234 x 10^-3

• 10.5 x 10⁹

• 1.234 x 10¹¹

• .5 x 10⁴

Tags

CCSS.8.EE.A.3

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

• Subtract

• Multiply

• Divide

• Add

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

Determine the missing value.

(5.4×10^?)(3.2×10³) = 17.28×10¹⁵

• 12

• 8

• 18

• 5

Tags

CCSS.8.EE.A.4

Multiply. 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

Multiply. Leave your answer in scientific notation.

9.6×10³ • 6.7×10²

• 64.32×10⁵

• 6.432×10⁶

• 64.32×10⁶

• 16.3×10⁵

Tags

CCSS.8.EE.A.4

Multiply. Leave your answer in scientific notation.

(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

Multiply. Leave your answer in scientific notation.

(3.4 x 10⁵)(1.2 x 10^-3)

• 4.08 x 10^-8

• 4.8 x 10²

• 4.08 x 10²

• 4.08 x 10^-15

Tags

CCSS.8.EE.A.4

Divide. Leave your answer in scientific notation.

(9.6×10⁸) ÷ (3×10⁴)

• 6.6 × 10²

• 3.2 × 10¹²

• 3.2 × 10⁴

• 6.6 × 10⁴

Tags

CCSS.8.EE.A.4

Divide. Leave your answer in scientific notation.

 $\frac{2\times10^{15}}{4\times10^5}$  

•  $.5\times10^3$  

•  $2\times10^{20}$  

•  $.5\times10^{10}$  

•  $5\times10^9$  

Tags

CCSS.8.EE.A.4