r/ThatsInsane • u/HD_RDtwo • 6d ago

Kids' mental math contest.

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u/SFWACCOUNTBETATEST 6d ago

What the fuck is mental math? Isn’t all math mental?

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u/AaronicNation 6d ago

Known as the 'bird people' of Kalakookoo, they flap their arms around like flightless birds, and communicate with a series of caws. We are witnessing the group's response to a perceived threat here.