Multiply:
(3.4 x 10⁵)(1.2 x 10^-3)

• 4.08 x 10³
• 4.8 x 10²
• 4.08 x 10²
• 4.08 x 10¹

Tags

CCSS.8.EE.A.4

Divide:
(6.9 x 10⁷) / (2.3 x 10^-3)

• 3 x 10¹⁰
• 3 x 10⁴
• 3 x 10⁵
• 3 x 10¹¹

Tags

CCSS.8.EE.A.4

Multiply:
(9.4 x 10⁶)(3.2 x 10⁵)

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

Tags

CCSS.8.EE.A.4

Write the answer in scientific notation.
7.3 x 10⁵  +   3.7 x 10⁵  =

• 11.0 x 10⁵
• 1.1 x 10¹⁰
• 1.1 x 10¹¹
• 1.1 x 10 ⁶

Tags

CCSS.8.EE.A.4

Write the answer in scientific notation.
5 x 10⁸ -   3.4 x 10⁸  =

• 8.4 x 10⁸
• 8.4 x 10⁰
• 1.6 x 10⁰
• 1.6 x 10⁸

Tags

CCSS.8.EE.A.4

Write the answer in scientific notation.
4.1 x 10⁵ +   5.5 x 10⁶  =

• 5.91 x 10⁶
• 9.6 x 10⁵
• 9.6 x 10¹¹
• 4.65 x 10⁵

Tags

CCSS.8.EE.A.4

Cell A=4.2 x 10^-4 
Cell B=2.1 x 10^-5 
Cell C=8.4 x 10^-4

Cell C is ___ larger than cell A.

• 2 times
• 20 times
• .2 times
• 4 times

Tags

CCSS.8.EE.A.4

Which is the smallest?
1.3 x 10²⁰
2.9 x 10²¹
9.5 x 10³²
8.4 x 10¹⁹

• 1.3 x 10²⁰
• 2.9 x 10²¹
• 9.5 x 10³²
• 8.4 x 10¹⁹

Tags

CCSS.8.EE.A.3

CCSS.8.EE.A.4

Which is the largest?
4.8 x 10^-6 
1.3 x 10²⁰
3.1 x 10^-4
9.2 x 10^-5 
9.5 x 10³²
5.9 x 10^-5
2.9 x 10²¹
8.4 x 10¹⁹

• 9.5 x 10³²
• 3.1 x 10^-4
• 8.4 x 10¹⁹
• 4.8 x 10^-6 

Tags

CCSS.8.EE.A.3

CCSS.8.EE.A.4

How would you write 0.0005 in scientific notation?

• 50 x 10⁵
• 5 x 10^-4
• 5 x 10⁴
• .5 x 10³

Tags

CCSS.8.EE.A.3

CCSS.8.EE.A.4