# How do you write #8.5 times 10^(-7)# in standard form?

##### 1 Answer

Jun 1, 2016

already in standard form

#### Explanation:

To express a number in standard form we write it as follows:

#axx10^n" where " 1≤a<10" and n is an integer"#

#8.5xx10^-7" is in this form"# In case you are asking for the original number.

Then the

#color(blue)" -7"# from the index of the 10 , lets us know to move the decimal point 7 places to the left from where it has been placed between the 8 and 5.

#rArr8.5xx10^-7=0.00000085#