UNIT 8 - 8.6 - OPERATIONS IN SCIENTIFIC NOTATIONS

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

Solve:

(6 x 10⁶) / (2 x 10³)

• 12 x 10³

• 3 x 10⁹

• 1.2 x 10¹⁰

• 3 x 10³

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

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

Solve:
(6.0 x 10⁴) + (3.0 x 10⁴)

• 9.0 x 10⁴
• 3.0 x 10⁴
• 9.0 x 10⁸
• 3.0 x 10⁰

Order the following from least to greatest:

6.8 x 10⁶
6 x 10⁶
6.6 x 10⁶
6.1 x 10⁶

• 6.8 x 10⁶
  6 x 10⁶
  6.6 x 10⁶
  6.1 x 10⁶
• 6.8 x 10⁶
  6 x 10⁶
  6.6 x 10⁶
  6.1 x 10⁶
• 6 x 10⁶
  6.1 x 10⁶
  6.6 x 10⁶
  6.8 x 10⁶
  

Order the following from greatest to least:
 5 x 10³ 
 3.2 x 10⁸
 1.2 x 10⁸
 7 x 10⁵ 

•  7 x 10⁵ ,  5 x 10³ ,
   3.2 x 10⁸,  1.2 x 10⁸
•  3.2 x 10⁸, 1.2 x 10⁸,  7 x 10⁵, 5 x 10³ 
•  1.2 x 10⁸, 3.2 x 10⁸,
   5 x 10³ , 7 x 10⁵ 

Give the sum of (2.6 x 10⁶) + (4.2 x 10⁶)

• 6.8 x 10⁶

• 6.8 x 10¹²

• 8.4 x 10⁶

• 3.2 x 10¹²

(9.87 x 10⁷) - (7.42 x 10⁷)

• 2.45 x 10⁰

• 3.5 x 10⁷

• 2.45 x 10⁷

• 17.29 x 10⁷

(8.8 x 10⁶)(5 x 10²)

• 4.4 x 10⁸

• 4.4 x 10⁹

• 4.4 x 10¹²

• 4.4 x 10¹⁰