Use an with customizable size, position, and color settings. Perform calculations up to 15 digits. Challenge addition, subtraction, multiplication, and division problems. Adjust bead sounds and screen orientation for horizontal use.
by Hirokazu Komatsu★ 4.560 ratingsEducationFreeData updated 2026-09-28
Learn basic counting and arithmetic using an . Perform single-digit addition and subtraction. Practice number recognition and counting skills. Track progress with interactive exercises and visual aids.
Learn addition and subtraction using a Soroban . Move beads to perform calculations. Practice basic math operations. Track progress with interactive exercises. Sync with devices for continued learning.
Practice mental arithmetic with timed challenges featuring addition, subtraction, and division problems. Learn techniques through structured lessons. Train finger movements and mental calculation skills with interactive exercises.
Perform basic arithmetic operations including addition, subtraction, multiplication, and division. Access scientific functions for advanced calculations. Convert units between different measurement systems.
Perform general calculations including addition, subtraction, multiplication, division, and square roots. Use memory functions for storage and retrieval. Apply thousands separators and handle numbers up to 60 digits.
Practice with addition, subtraction, multiplication, and division for numbers 0 to 9999. Solve mixed operations tailored to each grade level. Review historically recommended problems to improve skills. Use draft mode for calculation practice.
Perform basic math operations including addition, subtraction, multiplication, division, and percentage. Store and retrieve calculation results. Customize number, operator, parenthesis, and result colors. Enable touch sound for feedback.
Practice mental math with addition and subtraction exercises. Use flash cards to learn techniques. Complete multiplication and division trainers with times tables. Track progress through adaptive difficulty levels.
A calculator with a large, easy-to-read display and simple buttons. Perform addition, subtraction, multiplication, and division. Features a clear layout and user-friendly design for everyday use.
Generate math problems for practice focusing on addition and subtraction. Customize exercises by selecting bead number translation, memorization, addition, subtraction, or mixed operations.
Calculate, add, subtract, multiply, divide, and percentage
Perform basic arithmetic operations including addition, subtraction, multiplication, and division. Calculate percentages and use memory functions like M+, M-, MR, MU, and GT. Includes square root functionality.
Practice addition, subtraction, multiplication, and division with interactive exercises. Solve problems using natural handwriting input. Adjust difficulty based on skill level. Earn rewards and bonuses to stay motivated.
Learn addition, subtraction, multiplication, and division through interactive . Collect monsters, complete missions, and build worlds. Track progress and receive feedback. Syncs with parental controls and teacher dashboards.
Practice with flashcards for addition, subtraction, multiplication, and division. Tap to flip and swipe up to remove correct answers. View score percentage and time spent. Set the number of questions.
Perform basic calculations in portrait mode and scientific calculations in landscape. Use root, power, factorial, exponential, division, logarithm, and trigonometric functions. Features a flat UI design similar to built-in iOS apps.
A calculator with large buttons and a big display. Perform addition, subtraction, multiplication, and division. Features a Retina display for clear viewing.
Learn basic arithmetic and place value concepts using an interactive simulation. Manipulate beads to perform addition and subtraction. Adjust bead positions for different calculations. View step-by-step guidance for counting and operations.