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20.12.2024
New claim submitted for
Push-ups, 4 Hours Relay, Women
30.11.2024
New claim submitted for
human conveyor belt, fastest
27.10.2024
New claim submitted for
Pull-ups, one hour, Male
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Please note that our web site only contains a sample of the records that are in our book
42 - Mental Games and Competitions - Mental Calculation
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Records
Record Name
Description
Mental Calculation, Addition
mental calculation, adding ten 10-digit numbers...
Multiplying two 8-digit numbers
mental calculation, multiplying two 8-digit numbers...
Calendar from Memory
calculating the day of the week...
Mental Calculation, Square Roots
calculating the square roots from ten 6-digit numbers...
Multiplying two 5-digit numbers
Multiplying two 5-digit numbers...
Mental Calculation, Factorizing
Factorizing 5-digit numbers...
Mental Calculation, Division
Dividing 10-digit numbers by 5-digit numbers...
