100 Squares: Math Drills

100 Squares brings addition, subtraction, multiplication and division together in a single app - the classic drill for building elementary calculation skills. FEATURES - Pick one of the four operations and race the clock over 100 problems - A separate national ranking for each operation, so you can compete with players nationwide - The cursor moves to the next square as you answer, so you keep a steady rhythm - Remove ads with a one-time purchase (250 yen) for distraction-free practice - Available in English, Chinese (Simplified), Korean and Spanish THE FOUR OPERATIONS - Addition - 100 problems adding 0 to 9 - Subtraction - 100 problems that never go below zero - Multiplication - 100 problems covering the times tables - Division - 100 problems that always divide evenly RECOMMENDED FOR - Parents who want to sharpen their child's calculation speed - Building a daily study habit - Kids who want to get good at arithmetic in a fun, game-like way Simple to use, anytime and anywhere. Give it a try together as a family!