Whoever said math is not for girls needs to watch this video. A group of students in India were given math equations, instantly they respond while shaking their fingers. It may seem that they are adding with their hands but they are using a centuries old technique. The pupils are using a mental abacus, an ancient Chinese tool used to perform arithmetic calculations. Their fingers are visualizing the counting beads on the abacus tablet. You may need to pull out your calculator to keep up.
Watch This Girl Solving Complex Math Problems FASTER Than A Calculator. September 11, 2017