Watch as a human calculator competes against a traditional calculator in a series of challenging math problems. This engaging ...

One of Aaryan Shukla's world records is for mentally adding 100 four-digit numbers in 30.9 seconds. Reading time 2 minutes Remember when your teachers used to say that mental math is important because ...

DENVER - If anyone knows the value of a number, it has to be Scott Flansburg, a man known officially as "The Human Calculator." "I had a weird moment in third grade where I got picked to go to the ...

When 11-year-old Priyanshi Somani multiplies strings of 10-digit numbers or finds the square root of a six-digit number, she doesn’t use a calculator or even pencil and paper. Instead, like other ...