Addition, subtraction – practical.
Area, perimeter – useful.
Laffer curve? Riemann integral? Ditto!

What do an oxhide and a clever princess have to do with the founding of a major port city? Derivatives!

Rectangle, stair steps, slope – where did the Pythagorean Theorem sneak in? Limits!

US economic policy changed due to a diagram on a paper napkin? Laffer curve!

Orlin discusses and illustrates these fundamental calculus moments in history as well as the contemporary research study “Do Dogs Know Calculus?” with the signature wit and enhanced stick figure illustrations of his popular Math With Bad Drawings blog and book.

Where do you math in everyday life?
**kmm

Book info: Change Is the Only Constant: The Wisdom of Calculus in a Madcap World / Ben Orlin. Black Dog & Leventhal Publishers, 2019. [author site] [publisher site] Review copy and cover image courtesy of the publisher.