Operations using Scientific Notation (All Four)

Write the answer in scientific notation. 4.3 x 10⁵ +   3.2 x 10⁶  =

• 3.63 x 10⁶

• 7.5 x 10⁵

• 7.5 x 10¹¹

• 4.62 x 10⁵

Subtract using 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

Divide: (6.9 x 10⁷) / (2.3 x 10³)

• 3 x 10¹⁰

• 3 x 10⁴

• 3 x 10^-4

• 3 x 10^-11

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

Find the product (4.0 X 10^-5)(4 X 10⁹)

• 16 X 10⁴
• 8 X 10⁴
• 1.6 X 10⁵
• 1.6 X 10³

What is the simplified version of

• 3.9 x 10⁶
• 4 x 10²⁰
• 4 x 10⁶
• 3.9 x 10²⁰

Multiply:
(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

(4.2 x 10⁹) ∕  (8.4 x 10⁶)
Write answer in proper scientific notation!

• 5 x 10²
• 0.5 x 10³
• 2 x 10³
• 2 x 10²

Which of the following is correct scientific notation?

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

(2.8 x 10⁸)+(5.4 x 10⁹)

• 5.68 x 10⁹
• 5.69 x 10⁹
• 5.67 x 10⁹
• 5.70 x 10⁹