Learn mental arithmetic through 59 lessons on addition, subtraction, multiplication, division, squaring, and verification. Practice with timed training sessions and compete with friends via Game Center. Track progress and improve calculation speed.
With timed quizzes covering addition, subtraction, multiplication, and division. Solve problems with varying difficulty levels. Track progress over time. Access game-based challenges to improve speed and accuracy. Share scores with friends.
Take tests aligned with exam objectives. Identify weak areas and focus study sessions. Review detailed explanations for each question. Track progress over time to improve performance. Prepare for the actual with realistic scenarios.
