Mental Math Challenge Doubling And Halving|教育線上App不用買-HotApp4Game

This is an extension to existing Doubling and Halving App. This app has been improved a lot and added 15 lessons practices tests. Every topic has 3 levels (2 Digit, 3Digit and 4 Digit) and each level has 3 sub levels. Total number of exercises will be around 1501- Doubling2- Halving3- Multiplication By24- Multiplication By35- Multiplication By46- Multiplication By87- Division by 58- Division By 159- Division By 2510- Division By 5011- Division By 212- Division By 413- Division By 814- Multiplication By 515- Multiplication By 1516- Multiplication by 2517- Multiplication By 50Can you tell double of 4879 in 6 seconds? Yes you if you take this challenge.Vedic Mathematics is a system of calculation aimed at speed and accuracy which increases counting and computational abilities. It improves the speed of calculations and develops good understanding of logic and basics of mathematics. Hence, it proves to be a boon for acing competitive exams.This App will give an introduction to Vedic Doubling and Halving Technique. This app will teach lesson on how to use Vedic Math Formula to double or halve any 2 , 3 and 4 digit number mentally.Kids who practiced this from balabharathi Master the Basics of Vedic Math Part1 software, performed any three digit doubling or halving within 5 seconds which inspired us to come up with this app.Tests in this app are fifteen 2 digit doubling or halving in 60 seconds(4 seconds for each problem), twenty 3 digit doubling or halving in 100 seconds, thirty 4 digit doubling or halving in 180 seconds.