# How do you evaluate #8\times 10^{2}+2\times 10^{-3}#?

##### 1 Answer

Aug 9, 2017

See a solution process below:

#### Explanation:

First, rewrite the expression as:

Next, write the term on the left in standard terms. Because the exponent of the tens term is a

Then, write the term on the right in standard terms. Because the exponent of the tens term is a

Now, add the two terms:

If necessary, we can write the number in scientific notation. We need to move the decimal point two places to the left so the exponent for the 10s term will be positive: