MULTIPLYING BY POWERS OF TEN

In the base ten number system, it is extremely easy to multiply by powers of ten.
To multiply by   [beautiful math coming... please be patient] $\,10^1 = 10\,$,   put [beautiful math coming... please be patient] $\,1\,$ zero at the end of the number:    [beautiful math coming... please be patient] $237\cdot 10 = 2{,}370\,$
To multiply by [beautiful math coming... please be patient] $\,10^2 = 100\,$, put [beautiful math coming... please be patient] $\,2\,$ zeros at the end of the number:   [beautiful math coming... please be patient] $237\cdot 100 = 23{,}700\,$

To multiply by [beautiful math coming... please be patient] $\,10^n\,$ (which is $\,1\,$ followed by $\,n\,$ zeroes),
put $\,n\,$ zeros at the end of the number.
For example, [beautiful math coming... please be patient] $\,237 \cdot 10^7 = 2{,}370{,}000{,}000\,$.

Think about why this is so easy!
When, say, [beautiful math coming... please be patient] $\,237\,$ is multiplied by $\,10\,$:

Each digit needs to shift into the next-left place value.
Putting the zero at the end of the number accomplishes this.

In this exercise, multiplication is denoted in two ways:

Master the ideas from this section
by practicing the exercise at the bottom of this page.

When you're done practicing, move on to:
Changing Decimals to Fractions

 
 

Here, you will practice multiplying by powers of ten.
Do not insert commas in your answers for this web exercise.
That is, type the answer to [beautiful math coming... please be patient] $\,631\times 10^3\,$ as $\,631000\,$, not [beautiful math coming... please be patient] $\,631{,}000\,$.

Multiply:
    
(an even number, please)