# How to simplify #6.2 times 10^3 + 4.5 times 10^2 # in scientific notation?

##### 1 Answer

Nov 10, 2015

#### Answer:

#### Explanation:

Before adding, make sure that the scientific notations have the same exponents. Therefore you need to change either of the notations. As a sample, change **(M)** and affix the base which is