# How many number systems are there?

## How many number systems are there?

There are actually multiple number systems. For Practical Math, you only need the rational numbers (fractions). But STEM* students need to understand the Real and Complex number systems.

Learn more about number systems in this 16 minute video by Dr. Del.

*STEM is an acronym for Science, Technology, Engineering and Mathematics

For more information, please visit:

www.CraigHane.com and/or www.TriadMathInc.com.

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