A number is written in scientific notation when a number between 1 and 10 is multiplied by a power of 10. For example, 650,000,000 can be written in scientific notation as 6.5 10^8.

Introduction to scientific notation. An in-depth discussion about why and how scientific notation is used.

Practice expressing numbers in scientific notation with this interactive exercise on Khan Academy.

High school chemistry Course: High school chemistry > Unit 5 Lesson 1: Moles and molar mass Scientific notation review Apply: scientific notation Calculations using Avogadro's number (part …

Let's explore how to simplify expressions with numbers in scientific notation. We'll transform numbers into scientific notation, multiply and divide them, and then reassemble them.

The video "Scientific Notation Example 2" shows how to do that, and then how to adjust the result to be real scientific notation. By the time you get to this video, he figures that you have learned …

So I'm just going to write a bunch of numbers and then write them in scientific notation. And hopefully this'll cover almost every case you'll ever see and then at the end of this video, we'll …

You can brush up on scientific notation with this video. To express a number in scientific notation, you rewrite it as a number ≥ 1 and <10 , multiplied by a power of 10 .

Scientific notation is a way of expressing numbers in terms of their largest occupied place value. Place values operate by powers of 10. For example, 3,405,000 is a number in the millions: …

Based on the examples in the last video, let's see if we can come up with some rules of thumb for figuring out how many significant figures or how many significant digits there are in a number …