Comparing and Ordering Scientific Notation

How do you write
8.317 x 10⁶
in standard form?

• 8, 371, 000
• 83, 170, 000
• 837, 100
• 8, 317, 000

Express the following in standard notation:

8.025 x 10^-8

• .00000008025

• .000000008025

• 802,500,000,000

• 80,250,000,000

How would you write 0.0005 in scientific notation?

• 50 x 10⁵
• 5 x 10^-4
• 5 x 10^-3
• .5 x 10³

50.1 x 10^-3  >  4.8 x 10^-1

• True
• False

Which is the largest?
4.8 x 10^-6
3.1 x 10^-4
9.2 x 10^-5
5.9 x 10^-5

• 4.8 x 10^-6
• 3.1 x 10^-4
• 9.2 x 10^-5
• 5.9 x 10^-5

Which one of these is in ascending order?

• 2.4 x 10², 3.6 x 10^-2 , 6.9x 10^-3 ,

• 6.9x 10^-3 , 3.6 x 10^-2, 2.4 x 10²

Write the following in descending order:

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

Place the following numbers in order from least to greatest:
7.8 x 10⁶,    5.1 x 10⁴,  
1.25 x 10⁵,    4.09 x 10⁴

• 4.09 x 10⁴,   
  1.25 x 10⁵,    
  5.1 x 10⁴,   
  7.8 x 10⁶,
• 4.09 x 10⁴,    
  5.1 x 10⁴,    
  1.25 x 10⁵,  
  7.8 x 10⁶, 
• 1.25 x 10⁵,  
  4.09 x 10⁴,    
  5.1 x 10⁴,     
  7.8 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 

The diameter of the planet Mercury is
4.87 x 10³ km.  The diameter of the planet Venus is 1.21 x 10⁴ km. The diameter of the planet Mars is 
1.28 x 10³ km.   
Which planet has the smallest diameter?

• Mercury
• Mars
• Venus