MathGrid 100 vs Multiplication

MathGrid 100 — Photo-graded math drills for daily mental math practice. Known in Japan as "Hyakumasu Keisan" (百マス計算 / 100-square calculation), this classic drill is a proven method for building mental math fluency, recommended by Japanese educators such as Hideo Kageyama. MathGrid 100 brings this method to your iPhone with AI-powered photo grading: just snap a picture of the completed worksheet and get an instant score. 【Features】 * Camera-based instant grading — no typing required * Supports addition and multiplication * 9×9 (multiplication) and 10×10 grids * Review and manually edit each cell if needed * Saves up to 20 sessions in history * Points, levels, and badges to keep kids motivated * Daily streak tracking * Up to 4 separate child profiles with individual progress 【Great for】 * Parents tired of manually grading drill sheets * Tracking your child's daily practice * Gamifying repetitive practice to keep kids engaged * Supplementing Kumon, abacus class, or other math curricula ※ Internet connection required (handwriting recognition runs in the cloud). ※ This app shows a persistent banner ad and an interstitial ad after every few gradings.

Welcome to ACD Math Multiplication Lab! Multiplication is more than memorizing facts. In Multiplication Lab, children learn multiplication through visual models, powerful strategies, pattern exploration, practice activities, and real-world problem solving. Features • Learn multiplication concepts step by step • Build arrays and equal-group models • Discover efficient multiplication strategies • Explore patterns and number relationships • Practice multiplication facts with engaging activities • Solve real-world word problems • Improve fluency with speed challenges • Reinforce learning through matching games Designed for elementary learners, Multiplication Lab develops both conceptual understanding and procedural fluency. Anyone Can Do Math.