# How to defeat a dragon with math

- Institution: TED
- Department: TED-Ed
- Speaker: Garth Sundem
- Year: 2013
- Level: For everyone
- Language: English
- Subjects: Mathematics, Teaching and learning
- Source: [TED](https://www.ted.com/talks/garth_sundem_how_to_defeat_a_dragon_with_math)
- Licence: [CC BY-NC-ND 4.0](https://creativecommons.org/licenses/by-nc-nd/4.0/) (Non-commercial use only, and no changed versions.)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

Having trouble remembering the order of operations? Let's raise the stakes a little bit. What if the future of your (theoretical) kingdom depended on it? Garth Sundem creates a world in which PEMDAS is the hero but only heroic when in the proper order. \[Directed by Mark Phillips, narrated by Garth Sundem\].

## Lectures

1. [How to defeat a dragon with math](https://invisiblenetwork.ai/learn/ted/garth_sundem_how_to_defeat_a_dragon_with_math/9f310a54b891), 4 min (TED's player)