そろばん暗算の計算なら そろばんDANQ vs Abacus Practice

そろばん暗算計算アプリ DANQ（ダンク）の特長 ■そろばん計算に特化 そろばん計算、そろばん暗算を本気で練習する人のためのアプリです。答えをアプリに入力するだけ。採点は自動、間違えた問題だけ自動で出題する機能もあるので練習効率が劇的に上がります。 ■日本で一番使われている問題が無料で解ける 累計1億人以上が利用する朝日プリント社が監修、問題提供。今も全国のそろばん教室で使われているテキストの問題をそのまま収録してるから今日からスグ使えます。そろばん暗算はもちろん、すべての級と段位に対応。 ■練習結果データを可視化 練習結果は全てきれいなグラフで可視化され、達成感を感じれるのでモチベーションが続きやすくなります。

Build an answer with beads. Check it, then try your mistakes again. Abacus Practice brings Japanese soroban and mental arithmetic practice to iPhone and iPad. Use the on-screen abacus, work with your own physical soroban, or answer mentally. LEARN AND PRACTICE • 16 introductory lessons with bead movement demonstrations • Addition, subtraction, multiplication and division • Flash mental arithmetic with adjustable speed and column-style drills • Answer checking, per-question results and mistake-only review • Start another session with your previous practice settings CREATE YOUR OWN DRILLS Generate problems from selected conditions and practice them in the app. Timed mock exams show answer progress and scores by subject. These are practice formats based on Japanese soroban exams, not official examinations or a guarantee of passing. FIND YOUR FAVORITE BEADS The standard wooden beads have a detailed natural texture. Pro adds skins including springy mint Jelly and transparent Glass, each with a distinct feel and sound. Try extra skins in the interactive preview before purchase. Sound, haptics and left-handed layout are adjustable. FREE AND PRO Introductory lessons, basic practice, a free abacus, and selected problem-generation and mock-exam options are available free. A one-time Pro purchase unlocks expanded practice conditions, advanced problem generation, PDF worksheet creation and sharing, additional exam levels, and extra skins. There is no monthly subscription. No account or ads. Practice records are stored on this device. Now available in Japanese, English, Simplified Chinese, Traditional Chinese and Korean. Screens, all 16 introductory lessons, instructions, purchases and restore, practice history and PDFs follow your app language. Change it directly in Settings > App language inside the app; your choice applies immediately. There are six skins in total: standard Amber is free; Pro adds Walnut, Red & Ivory, Indigo, Jelly and Glass. The free abacus uses a large landscape board with minimal controls so you can focus on moving the beads.