# Computing with numbers in scientific notation

5 videos

2 skills

Solve multiplication, division, addition, and subtraction problems involving numbers written in scientific notation.

### Multiplying in scientific notation example

VIDEO
5:23 minutes

Learn how to solve a multiplication problem using scientific notation: (9.1 * 10^6)(3.2 * 10^-5)

### Multiplying & dividing in scientific notation

VIDEO
2:53 minutes

Learn how to simplify a multiplication and division expression using scientific notation. The expression in this problem is (7 * 10^5) / ((2 * 10^-2)(2.5 * 10^9)).

### Multiplying three numbers in scientific notation

VIDEO
7:35 minutes

Multiplying really big or really small numbers is much easier when using scientific notation. This video gives an example of multiplying three numbers that are written in scientific notation.

### Multiplying & dividing in scientific notation

PRACTICE PROBLEMS

Practice expressing products and quotients in scientific notation.

### Subtracting in scientific notation

VIDEO
4:13 minutes

Learn how to subtract numbers written in scientific notation. The problem solved in this video is (4.1 * 10^-2) - (2.6 * 10^-3).

### Adding & subtracting in scientific notation

PRACTICE PROBLEMS

Given two numbers in scientific notation, practice adding and subtracting them.

### Simplifying in scientific notation challenge

VIDEO
5:52 minutes

Sal simplifies a very hairy expression that involves quantities in scientific notation.