# Question #fb949

##### 1 Answer

#### Answer:

#### Explanation:

Numbers expressed in scientific notation follow the general form

#color(blue)(a * 10^b)" "# , where

*mantissa*, which represens the significant digits of the number;

In your case, the mantissa is equal to

To convert this number from scientific notation to standard notation you need to move the **decimal point** to the *right* because you're dealing with a *positive exponent*.

As you move the decimal point to the right, you **decrease** the exponent by **zero**.

This means that you would get

#6.3 * 10^(2) -> 63 * 10^1 -> 630 * 1 = 630#

The standard notation for