Posted by **lawren** on Sunday, October 7, 2007 at 8:58pm.

how would you write 20,500 in exponential notation form .

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**bobpursley**, Sunday, October 7, 2007 at 9:58pm
What is 2.05*10^4 ?

- math -
**Quidditch**, Sunday, October 7, 2007 at 10:02pm
For exponential notation:

You want to express the number as a value greater or equal to 1 and less than 10 multiplied by a power of 10

Examples:

102.4 = 1.024 * 10^(2)

0.00343 = 3.43 * 10^(-3)

17,434 = 1.7434 * 10^(4)

So, 20,500 = ?

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