Scientific Notation

Change from standard form to scientific notation: 12,000,000

Change from standard form to scientific notation: 450,000

Change from standard form to scientific notation: 0.000398

Change from standard form to scientific notation: 0.004078

Write in standard form

2.56 x $$10^5$$  

Write in standard form

4.5 x $$10^{-4}$$  

Write in standard form

8.04 x $$10^2$$  

Write in standard form

9.5 x $$10^{-3}$$  

Write in standard form

6.14 x $$10^2$$  

Write in standard form

3.005 x $$10^{-6}$$  

Write in standard form

9.072 x $$10^3$$  

Write in Standard Form

1.2335 x $$10^2$$  

Write in Standard Form

25 x $$10^{-1}$$  

Write in standard form

5.12 x $$10^{-2}$$  

Write  $2.0\times10^5$  in standard notation.

Write  $5.0\times10^3$  in standard notation.

Write  $1.8\times10^2$  in standard notation.

Write  $7.1\times10^4$  in standard notation.

Which number is the largest?

Which number is the smallest?

Write  $$2.0\times10^{-3}$$  in standard notation.

Write  $$7.0\times10^{-5}$$  in standard notation.

Write  $$4.9\times10^{-2}$$  in standard notation.

Write  $$6.3\times10^{-4}$$  in standard notation.

If the exponent is a positive number, like this $$4.5\times10^8$$ , you will get a bigger number. Move decimal ________. 

If the exponent is a negative number, like this  $$6.1\times10^{-9}$$ , you will get a smaller number. Move decimal _________ 

Which number is larger?

Which number is smaller?

If you had to estimate how far we are (on earth) from the sun, which number looks closer to the correct answer?

(Take a look at the integers of exponent)