Adding and Subtracting Scientific Notation

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

(2.3 x 10²)+(4.1 x 10²)=

• 6.4 x 10⁴
• 6.4 x 10²
• 6.4 x 10⁰
• .64 x 10¹

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3

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

• 2.4 x 10⁸
• 2.4 x 10⁰
• 1.6 x 10⁰
• 1.6 x 10⁸

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3

CCSS.6.NS.B.3

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

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

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3

CCSS.6.NS.B.3

Subtract the within the scientific notation. 
(2 x 10³) - (1.9 x 10²)

• 1.81 x 10⁵
• 1.81 x 10³
• 1.81 x 10⁶
• 1.81 x 10⁴

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.6.EE.A.1

CCSS.6.EE.A.3

Which of the following is correct scientific notation?

• 20.35 x 10⁴
• .2035 x 10⁴
• 2035 ⁴
• 2.035 x10⁴

Tags

CCSS.8.EE.A.3

Solve:

(8.0 x 10¹³) - (7.5 x 10¹²)

• 1.55 x 10¹³

• 0.5 x 10⁰

• 7.25 x 10¹³

• 5.0 x 10¹³

Convert 56,000,000,000 from standard to scientific notation form.

• 5.6 x 10⁹
• 56 x 10^-9
• 56 x 10⁹
• 5.6 x 10¹⁰

Tags

CCSS.6.EE.A.1

How would you write 0.0005 in scientific notation?

• 50 x 10-⁵

• 5 x 10-⁴

• 5 x 10-³

• .5 x 10-³

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3