Math World Records

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24 Records Found

United States

Most Digits Of Pi Written On Paper In 10 Seconds

Benjamin Schmalke

Benjamin S. wrote 30 digits of Pi on a sheet of paper in 10 seconds.

00:36 United States

Fastest Time To Say First 50 Digits Of Pi With Eyes Closed

Krishin Parikh

Krishin P. recited the first 50 digits of Pi from memory in 5.46 seconds.

United States

Most Wristwatches Used To Form A Math Equation Backwards

Cardilyn Carsen

Cardilyn C. used 16 wristwatches to form a math equation backwards.

02:43 United States

Most Digits Of Pi Carved Into An Apple

Alex Cunningham

Alex C. carved 128 digits of Pi into an apple.

01:51 United States

Most Digits Of Pi Recited By Callers To A Public Radio Talk Show

The Brian Lehrer Show

In celebration of Pi Day, listeners of The Brian Lehrer Show on WNYC set a record by collectively reciting 100 consecutive digits of Pi. After host Lehrer preceded the attempt by reciting the first 11 digits, five callers each read off 20 digits of Pi in mathematical order.

02:36 India

Youngest Person To Recite 12 Multiplication Tables

Srinivasa Hariharan Iyer

Srinivasa Hariharan Iyer recited 12 multiplication tables. He is five years old.

00:43 Wales

Fastest Time To Solve "20X Calculations" In "Brain Training" (DS)

Ryan Jones

Ryan J. solved 20X Calculations in Brain Training in 13.50 seconds.

03:22 United States

Fastest Time To Calculate 10 Math Problems Involving Four-Digit Addition And Subtraction

Samarth Bhagyesh Patel

Samarth Bhagyesh Patel mentally solved 10 random math problems correctly involving four-digit addition and subtraction in one minute, 41.20 seconds. He is seven years old and a champion at an international math competition held in Australia.

03:00 United States

Fastest Time To Mentally Calculate 20 Random Math Equations

Samarth Bhagyesh Patel

Samarth Bhagyesh Patel mentally solved 20 random math equations correctly in one minute, 23.50 seconds. He is seven years old and a champion at an international math competition held in Australia.

05:12 United States

Fastest Time To Mentally Calculate 10 Random Multiplication Items

Samarth Bhagyesh Patel

Samarth Bhagyesh Patel mentally solved 10 random multiplication items correctly in one minute, 30.60 seconds. He is seven years old and a champion at an international math competition held in Australia.

02:30 United States

Fastest Time To Mentally Calculate 40 Random Division Items

Krupali Bhagyesh Patel

Krupali Bhagyesh Patel mentally solved 40 random division items correctly in 45.50 seconds. She is a champion at an international math competition held in Australia.

05:46 United States

Fastest Time To Mentally Calculate 150 Random Division Items

Krupali Bhagyesh Patel

Krupali Bhagyesh Patel mentally solved 150 random division items in two minutes, 4.10 seconds. She is a champion at an international math competition held in Australia.

02:43 Belgium

Largest Pythagorean Theorem Written On Sand

VTKlustrum

VTKlustrum wrote a Pythagorean theorem on sand measuring nine meters at its base.

00:23 Belgium

Fastest Time To Count To 126 By Sevens

VTKlustrum

VTKlustrum counted to 126 by increments of seven in 5.88 seconds.

01:07 United States

Most Digits Of Pi Recited While Blindfolded And Spinning A Dreidel

Jake Feinbaum

Jake F. recited 81 digits of Pi during a single spin of a dreidel while blindfolded. He set the record to celebrate Pi Day.

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