Chicago Tonight

The Human Calculator

Clip: 05/20/2015 | 8m 50s

Scott Flansburg is in the Guinness Book of World Records as the “Fastest Human Calculator.” Flansburg correctly added a randomly selected two-digit number (38) to itself 36 times in 15 seconds without the use of a calculator. Flansburg shares his gift and love of math with children all around the world. He joins Chicago Tonight to put our own calculator to the test.

Aired: 05/20/15

Rating: NR

Video has closed captioning.
Watch Full Length

Problems Playing Video?

WTTW video streaming support provided by members and sponsors.