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

It started in a third-grade classroom, when Scott Flansburg chatted with a friend about baseball. He wasn’t paying attention to the teacher, so she called him to the board to add four two-digit ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (CNN) — What’s 869,463,853 times 73? While ...

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 ...

What's 869,463,853 times 73? While the average person would still be reaching for their calculator, 20-year-old Neelakantha Bhanu Prakash already has the answer. Other WRAL Top Stories It's 63,470,861 ...

While the average person would still be reaching for their calculator, 20-year-old Neelakantha Bhanu Prakash already has the answer. It's 63,470,861,269 and it takes just 26 seconds for Bhanu, known ...

What’s 869,463,853 times 73? While the average person would still be reaching for their calculator, 20-year-old Neelakantha Bhanu Prakash already has the answer. It’s 63,470,861,269 and it takes just ...