Question

How do you write `10^-3` in decimal form?

Answer 1

`0.001` through rewriting the expression in scientific notation

Explanation:

We can rewrite the expression as

`1*10^-3`

This is in scientific notation. Since we have a negative exponent, we loop the decimal three times to the left. We get

`0.001`

Hope this helps!

Answer 2

`0.001`

Explanation:

Using the laws of indices we can rewrite `10^-3` in the form of the fraction `1/10^3`

`1/10^3 = 1/1000`

Decimals are fractions written with powers of `10`

`1/1000` means `3` decimal places.

`10^-3 = 1/10^3 = 1/1000 = 0.001`