Abacus Lesson vs Abacus Mental Math Training

356+735+195, 23×89, 5626÷58, Can you solve each in 5 sec by mental arithmetic? The goal of this app is to learn abacus and solve these problems in mental arithmetic within 5 seconds. All lessons of the abacus lesson series, which have been highly evaluated all over the world, are recorded. The lessons have been reworked in a more polite and easy-to-understand. In addition, we have added unique training methods such as training focusing on finger movements and mental arithmetic training to improve mental arithmetic in order to learn abacus more efficiently. And various improvements have been made. - Either vertical screen or horizontal screen can be selected. - The position and size of the abacus and window can be freely laid out. - No ads. - Added sound variations. Volume control can also be finely set. - The color of the abacus can be set freely. - Earn a trophy by achieving the goal. - Smoother operability by optimizing the app. ◆Support web page 　https://hirokuma.blog/?p=4427

"Abacus Mental Calculation - Grade Assessment for Mental Math and Flash Anzan", a professional training and exam tool is a specialized application designed strictly in accordance with the "World Abacus Mental Calculation Federation Abacus Mental Calculation Grade Assessment Standard." It features professional grading, rich content, ease of use, and an educational and entertaining experience. It is an essential training and exam tool for mathematics enthusiasts and flash calculation enthusiasts. The application is divided into two main modes: Challenge Mode and Custom Mode. The Challenge Mode consists of 10 levels and 200 stages, corresponding to the proficiency and ability assessment standards of Abacus Mental Calculation from Level 10 to Level 1. The difficulty of each stage progresses gradually, and the exam stages of each major level strictly adhere to the question paper standards of the "Abacus Mental Calculation Grade Assessment Standard." This allows examinees and speed calculation enthusiasts to receive comprehensive Abacus Mental Calculation training and assess their own mental calculation skills. Level 5 of Abacus Mental Calculation corresponds to the corresponding level of the Computerized Accounting Certificate in the Certified Public Accountant examination, providing relevant individuals with ample practice opportunities. In the Abacus Mental Calculation examination and assessment standards, Levels 8-10 only involve addition and subtraction, while Levels 1-7 also include multiplication and division. The exam settings, difficulty, time limit, number of questions, and question types in this application fully comply with the corresponding exam standards. If students can successfully pass the corresponding level exam in this application, they can be considered to possess the equivalent qualification of Abacus Mental Calculation and can confidently participate in the grade assessment exam. The Custom Mode includes Flash Calculation and Abacus Mental Calculation functions. In Flash Calculation, users can select calculation methods, number range, number of digits, and time intervals. In Abacus Mental Calculation, users can customize calculation methods, number of questions, and time limit, thereby improving their mathematical and mental calculation skills through extensive and repetitive training. Our Abacus Mental Calculation and Flash Anzan application has a fresh and concise interface, natural and friendly interactions, and provides a user-friendly experience. It can quickly help mathematics enthusiasts improve their Abacus Mental Calculation performance and mathematical calculation skills. It is suitable for students of all levels, various abacus calculation, speed calculation, and mental calculation enthusiasts, as well as individuals preparing for Abacus Mental Calculation grade assessment and computerized accounting examinations. Our goal has always been to create a professional Abacus Mental Calculation and Flash Calculation application. We sincerely hope that this application can enhance your mental calculation ability, cognitive skills, and mathematical proficiency, and help you successfully pass the grade assessment exam!