Cross Math Puzzles: Addition & Subtraction

書籍詳情

Cross Math Puzzles: Addition & Subtraction, by Elyas Oulma. Printed puzzle book in English. Read the edition details and check availability on Amazon.

Fill the grid so every row and column adds up! Each puzzle is a small cross-number grid: place the digits 1 to 9, each one exactly once, so every row (read left to right) and every column (read top to bottom) hits its target. Children build addition and subtraction fluency, careful reading order, and stick-with-it problem solving — one satisfying grid at a time. • 220+ cross-number grids across three step-up levels • Worked example plus a clear left-to-right rule • Full step-by-step solutions at the back • Large-print easy section, with room to pencil and erase • 100% screen-free — just a pencil Part of the Cross Math for Kids series — a friendly path to mental-math confidence.

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