Compute With Scientific Notation

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

Divide.

• 3.9 x 10⁶

• 4 x 10²⁰

• 4 x 10⁶

• 3.9 x 10²⁰

Tags

CCSS.8.EE.A.4

Find the sum
(4x10²)+ (5.1x10²)

• 9.1 x 10⁴

• 9.1 x 10²

• 5.5 x 10

• 20.4 x 10⁴

Tags

CCSS.8.EE.A.4

(7.32 x 10⁶) - (4.01 x 10⁸)

• -3.937 x 10⁸

• -3.94 x 10⁸

• 3.937 x 10⁷

• 3.937 x ⁻²

Tags

CCSS.8.EE.A.4

The table below shows the debt of the three most populous states and the three least populous states. Part A.) What is the sum of the debts for the three most populous states? Express your answer in scientific notation.

• 1.892 x 10^6

• 1.02 x 10^12

• 1.892 x 10^3

• 1.02 x 10^7

Tags

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

The Statue of Liberty weighs 450,000 pounds. What is this number written in scientific notation?

• 4.5 x 10^-5

• 45 x 10^-4

• 45 x 10⁴

• 4.5 x 10⁵

Tags

CCSS.8.EE.A.3

(8 x 10⁴) - (2 x 10⁴)

• 16 x 10¹⁶

• 16 x 10⁸

• 6 x 10⁸

• 6 x 10⁴

Tags

CCSS.8.EE.A.4

How would you write 4.3756 x 10⁴ in standard form?

• 437,560,000

• 0.00043756

• 43,756

• 4,3756

Tags

CCSS.8.EE.A.3

(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