FORT LEE — For 10 seconds, a series of 50 random three-digit numbers flashed on the screen. After another second, abacus master Jeonghee Lee announced she'd finished the mental addition, correctly ...

Over 1,700 Participants from 15+ Countries compete in the 13th International Walnut Mental Math’s Championship, Featuring a ...

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 ...

May 21 (UPI) --An 11-year-old Florida girl earned a Guinness World Record for mental math when she solved a 12-digit multiplication problem without a calculator, pen or paper. Sanaa Hiremath, who was ...

All the Latest Game Footage and Images from Mental Math Tutor Mental Math Tutor is a fun flash card game for learning, become the KING of PE(MD)(AS) and show your math teachers who's boss!