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Write the answer in scientific notation.

5.3 x 10⁵ + 3.7 x 10⁵ =

• 99.0 x 10⁵

• 9.9 x 10¹⁰

• 8.0 x 10⁵

• 9.0 x 10⁵

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

Write the answer in scientific notation.

4.1 x 10⁶ + 5.5 x 10⁶ =

• 5.91 x 10⁶

• 9.6 x 10⁶

• 9.6 x 10¹²

• 4.65 x 10⁵

(2.3 x 10²) + (4.1 x 10³) =

• 433

(7.7 x 10²) + (1.1 x 10²)=

• 8.8 x 10⁴
• 6.6 x 10⁴
• 8.8 x 10²
• 6.6 x 10²

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

Divide:
(6.9 x 10⁷) / (2.3 x 10^-3)

• 3 x 10¹⁰
• 3 x 10⁴
• 3 x 10^-4
• 3 x 10^-11

Solve:
(2.8×10​²​​) × (3.9×10​⁴)

Solve:
(9 x 10^-6) / (3 x 10^-3) 

• 27 x 10^-9
• 3 x 10^-3
• 3 x 10^-9
• 27 x 10^-3

Multiply:
(9.4 x 10⁶)(3.2 x 10⁵)

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