Dog Calendar
An annoyed dog complains about a calendar based on the 'dog years' conversion of 7 human years per dog year.
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Free for classrooms, worksheets, slides and other non-commercial use under CC BY-NC 4.0, with credit to Ben Orlin.
Cartoon by Ben Orlin, Math with Bad Drawings. https://cartoons.mathwithbaddrawings.com/2017-04-06-dog-calendar/ (CC BY-NC 4.0)Transcript
Dog: "12 months every 7 years? Why is our calendar system so irregular?!"
[Caption] "I have a hard time faulting dogs for innumeracy."